[{"data":1,"prerenderedAt":789},["ShallowReactive",2],{"project-45284311":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":22,"keywords":23,"reception":29,"sentiment":30,"stance_mix":31,"scored_comments":36,"aspects":37,"strip":48,"post_text":50,"what":51,"said":54,"maker_in_thread":163,"shape":168,"grid":172,"attempts":750,"same_week":751,"maker_shows":317,"maker_hidden":781,"reader_version":782,"card":783},"45284311","unscreenshottable","The text disappears when you screenshot it","title","Show HN: The text disappears when you screenshot it","https:\u002F\u002Funscreenshottable.vercel.app\u002F?text=Hello","unscreenshottable.vercel.app","zikero",1758161925,2025,568,193,55,3837,2,"legend","creative","visual art demo","web_app",[24,25,26,27,28],"screenshot","animation","anti-screenshot","random noise","visual effect","mixed",-0.411,{"positive":32,"neutral":33,"mixed":34,"critical":35},8,50,3,59,120,{"privacy":38,"execution":41,"idea":43,"design":45,"performance":47},{"positive":39,"critical":40},0,21,{"positive":18,"critical":42},6,{"positive":42,"critical":44},18,{"positive":39,"critical":46},12,{"positive":39,"critical":18},[49,49,18,49,49,34,49,49,39,34,34,49,18,49,34,34,34,49,49,34,49,34,34,18,49,18,49,34,18,34,34,49,34,49,34,49,18,18,18,49],1,null,{"problem":50,"audience":50,"pricing":50,"motivation":50,"time_to_build":50,"stack":52,"openness":53,"stage":53,"team_size":53},[],"unknown",{"praise":55,"objections":72,"requests":125,"questions":126,"alternatives":138},[56],{"value":57,"source":58,"evidence":59},"Cool, fun visual idea","commenter",[60,64,68],{"id":61,"by":62,"text":63},"45293924","jama211","Hah, indeed, that was my first thought. This is clearly for fun though, it’s a cool project idea",{"id":65,"by":66,"text":67},"45289284","NKosmatos","Nice one, the good (great?) thing is that you can save this as a plain old html and you've got the whole code :-) It hasn't got any type of license included or any other info as…",{"id":69,"by":70,"text":71},"45287764","andai","Neat! I've seen stuff like this that works as a magic eye thing. So you cross your eyes (or make them parallel, depending on the type of image) and it makes a 3d animation appear…",[73,92,99,114],{"value":74,"source":58,"evidence":75},"Easily beaten by screen recording or two screenshots blended in an image editor",[76,80,84,88],{"id":77,"by":78,"text":79},"45286218","axiolite","You can take TWO screenshots, moments apart, open in GIMP, paste one over the other and choose any one of these laying modes: Lighten, Screen, Addition, Darken, Multiply, Linear…",{"id":81,"by":82,"text":83},"45286647","mike_hearn","Or just ... record a video of the screen.",{"id":85,"by":86,"text":87},"45287783","domatic1","but screen recording works :)",{"id":89,"by":90,"text":91},"45285109","alliancedamages","You can also break it by recording the screen, of course.",{"value":93,"source":58,"evidence":94},"Not accessible for visually impaired users due to low contrast",[95],{"id":96,"by":97,"text":98},"45287234","giamma","It's a nice effect, but I don't think it's usable in practice, because it's not accessible for visually impaired users: not enough contrast between foreground text and background",{"value":100,"source":58,"evidence":101},"Some viewers see no text or only static noise",[102,106,110],{"id":103,"by":104,"text":105},"45287320","oniony","I don't see any text: just a scrolling down screen of random black\u002Fwhite pixels.",{"id":107,"by":108,"text":109},"45286290","dgan","What i am supposed to see here? Its just static noisy background",{"id":111,"by":112,"text":113},"45297301","trod1234","Is this supposed to show something? All I am seeing is a static noise generated on a moving background towards the bottom. No text.",{"value":115,"source":58,"evidence":116},"Motion sickness and seizure risk",[117,121],{"id":118,"by":119,"text":120},"45285036","kemayo","This makes me feel motion-sick, which is kind of impressive because I'm normally not easily susceptible to that.",{"id":122,"by":123,"text":124},"45287353","Aeolun","This should have an epilepsy warning. Or something of that kind. It certainly made me feel sick.",[],[127],{"value":128,"source":58,"evidence":129},"What does the text look like and why is it not visible for some users",[130,134],{"id":131,"by":132,"text":133},"45287677","shrikant","Could someone please post what this disappeared bit is supposed to look like? Looks legible to me when I screenshot and open in Preview on MacOS 15.6.1 (Firefox).",{"id":135,"by":136,"text":137},"45293481","throwaway81523","I don't see any text, just something like scrolling white noise. I'm able to screenshot it. Am I missing something?",[139,144,152],{"value":140,"source":58,"evidence":141},"Screen recording to capture the text",[142,143],{"id":81,"by":82,"text":83},{"id":89,"by":90,"text":91},{"value":145,"source":58,"evidence":146},"Blending two screenshots in GIMP or Pixelmator using Difference mode",[147,148],{"id":77,"by":78,"text":79},{"id":149,"by":150,"text":151},"45292851","bonyt","I've found taking two screenshots and adding them as separate layers works well, and then setting one as Difference, and then tweaking the opacity. Here it is in Pixelmator Pro:…",{"value":153,"source":58,"evidence":154},"Blink Comparator and similar image comparison tools",[155,159],{"id":156,"by":157,"text":158},"45292344","rogerrogerr","https:\u002F\u002Fen.m.wikipedia.org\u002Fwiki\u002FBlink_comparator",{"id":160,"by":161,"text":162},"45409022","Velocifyer","Or use Blink Comparison from F-Droid.",{"comments":49,"answered":39,"key":164},[165],{"id":166,"text":167},"45285148","Another idea I had with this concept is to make an LLM-proof captcha. Maybe humans can detect the characters in the 'motion' itself, which could be unique to us? - The captcha…",{"commenters":169,"max_depth":32,"maker_replies":49,"first_comment_mins":170,"lifespan_hours":171},152,26,261,[173,175,178,179,183,185,188,192,196,199,200,202,205,208,211,214,215,218,221,223,225,228,231,234,237,240,243,246,250,253,256,259,262,263,266,269,272,275,277,280,283,286,288,291,293,296,299,302,305,308,310,313,315,319,322,325,328,332,335,338,340,343,345,348,351,354,357,360,363,367,371,373,376,378,381,384,386,388,390,392,395,398,401,403,407,410,412,415,418,421,424,428,431,434,437,440,443,445,448,452,455,458,461,464,467,470,473,476,478,479,482,486,489,492,494,498,501,505,509,511,515,519,522,525,528,531,535,538,540,542,545,547,551,554,556,560,562,565,569,572,575,578,580,582,584,587,591,595,597,601,603,607,610,612,615,617,620,624,628,633,635,639,641,645,648,651,654,659,663,665,669,673,677,679,682,685,689,693,697,700,704,708,712,715,719,723,727,731,733,735,738,742,747],[77,39,49,174,78,39],"project\u002Fcritical\u002Fprivacy",[176,39,49,174,177,39],"45286361","LadyCailin",[81,39,49,174,82,39],[180,39,39,181,182,39],"45293208","commenter\u002Fneutral\u002Fnone","whitten",[184,39,39,181,82,39],"45330416",[186,39,49,174,187,39],"45286998","cloudbonsai",[189,39,39,190,191,39],"45288461","other\u002Fneutral\u002Fnone","milkshakes",[193,39,34,194,195,39],"45291022","project\u002Fneutral\u002Fexecution","CGMthrowaway",[197,39,39,190,198,39],"45292155","JadeNB",[156,39,39,190,157,39],[201,39,39,181,198,39],"45294231",[203,39,49,174,204,39],"45291820","azinman2",[61,39,206,207,62,39],5,"project\u002Fpositive\u002Fidea",[209,39,49,210,78,39],"45292903","project\u002Fcritical\u002Fidea",[212,39,39,181,213,39],"45293717","chinathrow",[160,39,49,174,161,39],[216,39,49,174,217,39],"45287157","sunrunner",[219,39,39,190,220,39],"45292288","aw1621107",[222,39,39,190,78,39],"45293003",[224,39,39,181,220,39],"45294096",[226,39,39,190,227,39],"45300909","aptly_yclept",[229,39,49,174,230,39],"45287266","amelius",[232,39,49,174,233,39],"45287617","postalcoder",[235,39,39,181,236,39],"45289522","burstmode",[238,39,39,181,239,39],"45289593","dansmith1919",[241,39,39,181,242,39],"45290306","catlifeonmars",[244,39,39,190,245,39],"45290624","apricot",[247,39,34,248,249,39],"45288275","project\u002Fneutral\u002Fidea","gus_massa",[251,39,34,248,252,39],"45292460","SparkyMcUnicorn",[254,39,49,174,255,39],"45288421","bobmcnamara",[257,39,34,248,258,39],"45288506","flux3125",[260,39,39,181,261,39],"45289128","jdiff",[149,39,49,174,150,39],[264,39,49,174,265,39],"45293482","loopduplicate",[267,49,39,190,268,39],"45285141","xnx",[270,49,39,190,271,39],"45285191","vunderba",[273,49,39,190,274,39],"45286573","nomilk",[276,49,39,190,217,39],"45287272",[278,49,39,190,279,39],"45287608","robertlagrant",[281,49,39,190,282,39],"45289871","krzat",[284,49,39,190,285,39],"45291967","lproven",[287,49,39,190,268,39],"45292276",[289,49,39,190,290,39],"45292864","Jordan-117",[292,49,39,190,268,39],"45293221",[294,18,39,190,295,39],"45285240","Syntonicles",[297,34,39,190,298,39],"45285409","shannifin",[300,34,39,181,301,39],"45287205","zem",[303,34,34,248,304,39],"45288643","cubefox",[306,34,34,248,307,39],"45289381","optionalsquid",[309,34,34,248,304,39],"45289803",[311,34,39,190,312,39],"45292281","derefr",[314,34,39,190,298,39],"45291882",[316,317,39,190,318,39],"45290265",4,"geordieboozer",[320,317,39,190,321,39],"45290546","ge96",[323,206,49,174,324,39],"45287632","pmontra",[326,206,49,174,327,39],"45288987","jonathaneunice",[329,206,34,330,331,39],"45289299","project\u002Fmixed\u002Fprivacy","gwbas1c",[333,42,34,334,242,39],"45285921","project\u002Fneutral\u002Fprivacy",[336,42,49,174,337,39],"45288375","CaptainOfCoit",[339,42,39,181,242,39],"45290317",[341,42,34,334,342,39],"45292814","HarHarVeryFunny",[344,42,39,181,242,39],"45296092",[118,346,49,347,119,39],7,"project\u002Fcritical\u002Fdesign",[349,346,49,347,350,39],"45285098","dylan604",[352,346,49,347,353,39],"45285617","RedShift1",[355,346,49,347,356,39],"45286554","quietfox",[358,346,49,347,359,39],"45288409","hnlmorg",[361,32,34,248,362,39],"45287970","Anonyneko",[364,365,34,366,350,39],"45285075",9,"project\u002Fneutral\u002Fperformance",[368,365,34,369,370,39],"45285556","project\u002Fneutral\u002Fnone","dasil003",[372,365,39,181,350,39],"45285571",[374,365,39,181,375,39],"45285752","dice",[377,365,34,334,242,39],"45285936",[379,365,39,181,380,39],"45286284","viccis",[382,365,39,181,383,39],"45286311","rkomorn",[385,365,39,181,350,39],"45291243",[387,365,39,181,383,39],"45292212",[389,365,39,181,380,39],"45291685",[391,365,39,181,383,39],"45292097",[393,365,39,181,394,39],"45288624","DonHopkins",[396,365,34,194,397,39],"45285596","sprobertson",[399,365,34,334,400,39],"45286035","shawnz",[402,365,39,181,350,39],"45290090",[404,365,49,405,406,39],"45285762","project\u002Fcritical\u002Fexecution","lodovic",[408,365,34,194,409,39],"45286626","EvgeniyZh",[122,411,49,347,123,39],10,[413,411,49,347,414,39],"45287384","dorianmonnier",[416,411,39,190,417,39],"45287739","injidup",[419,411,49,347,420,39],"45287821","a3w",[422,411,49,347,423,39],"45298164","popopo73",[425,426,34,248,427,39],"45290077",11,"landgenoot",[429,426,34,248,430,39],"45291933","adrianmonk",[432,426,39,190,433,39],"45294031","rompic",[435,426,34,248,436,39],"45294151","gnramires",[438,46,49,174,439,39],"45346463","LLyaudet",[65,441,206,442,66,39],13,"project\u002Fpositive\u002Fexecution",[103,444,49,405,104,39],14,[446,444,34,334,447,39],"45287741","rnhmjoj",[449,450,34,248,451,39],"45290492",15,"Theodores",[166,453,39,454,11,49],16,"maker\u002Fneutral\u002Fidea",[456,453,49,347,457,39],"45285345","squigz",[459,453,49,210,460,39],"45287581","xandrius",[462,453,206,207,463,39],"45294536","ATechGuy",[465,453,49,174,466,39],"45288307","pwdisswordfishz",[468,453,34,334,469,39],"45291907","ranger_danger",[471,472,206,207,427,39],"45289743",17,[474,472,49,174,475,39],"45290622","jlokier",[477,472,34,366,427,39],"45291018",[69,44,206,207,70,39],[480,44,34,369,481,39],"45288707","cal85",[483,484,49,405,485,39],"45284969",19,"Izkata",[487,484,34,194,488,39],"45285539","stevage",[490,484,34,334,491,39],"45287259","creatonez",[493,484,49,405,485,39],"45288663",[495,496,206,442,497,39],"45289556",20,"ape4",[499,40,49,174,500,39],"45285799","vivegi",[502,503,49,405,504,39],"45290041",22,"jerf",[506,507,49,405,508,39],"45287022",23,"wink",[510,507,34,334,491,39],"45287265",[512,513,49,174,514,39],"45285700",24,"alanfalcon",[516,517,34,248,518,39],"45290994",25,"marcodiego",[520,517,39,181,521,39],"45291326","NoahZuniga",[523,517,34,248,524,39],"45294537","dishsoap",[526,170,49,210,527,39],"45284657","cryptoz",[529,170,39,181,530,39],"45284871","sans_souse",[532,170,39,533,534,39],"45284916","commenter\u002Fcritical\u002Fidea","dwg",[536,170,49,210,537,39],"45285012","anigbrowl",[539,170,34,366,350,39],"45285140",[541,170,39,181,537,39],"45286069",[543,170,39,533,544,39],"45285018","esafak",[546,170,34,366,350,39],"45285132",[548,170,34,549,550,39],"45286314","project\u002Fneutral\u002Fdesign","chii",[552,170,39,553,271,39],"45286372","commenter\u002Fneutral\u002Fdesign",[555,170,39,181,271,39],"45285147",[557,558,34,248,559,39],"45310340",27,"captain123456",[135,561,49,347,136,39],28,[563,561,39,553,564,39],"45293552","andersco",[566,567,34,248,568,39],"45284581",29,"bix6",[570,567,34,248,571,39],"45284928","Lalabadie",[573,567,34,549,574,39],"45286131","thaumasiotes",[576,567,34,549,577,39],"45286382","giveita",[579,567,34,549,574,39],"45286471",[581,567,39,181,469,39],"45291926",[583,567,39,181,571,39],"45333567",[585,567,39,190,586,39],"45287378","tgv",[588,589,34,248,590,39],"45288364",30,"creata",[592,593,206,207,594,39],"45288387",31,"jiehong",[96,596,49,210,97,39],32,[598,599,39,190,600,39],"45287889",33,"p0w3n3d",[602,599,39,190,590,39],"45288374",[604,605,49,210,606,39],"45292988",34,"birdman3131",[107,608,49,609,108,39],35,"project\u002Fcritical\u002Fperformance",[611,608,39,553,577,39],"45286326",[613,608,49,609,614,39],"45286728","j1436go",[131,616,34,549,132,39],36,[618,616,39,553,619,39],"45287871","grumbel",[621,622,206,207,623,39],"45286612",37,"QuiCasseRien",[625,626,49,210,627,39],"45287598",38,"tamimio",[629,630,34,631,632,39],"45290332",39,"project\u002Fmixed\u002Fidea","EGreg",[89,634,49,210,90,39],40,[636,637,39,190,638,39],"45285146",41,"markasoftware",[111,640,49,347,112,39],42,[642,643,49,210,644,39],"45285198",43,"UltraSane",[646,643,49,210,647,39],"45285996","dazzlevolta",[649,643,39,533,650,39],"45286019","boothby",[652,653,34,631,230,39],"45287294",44,[655,656,39,657,658,39],"45289607",45,"other\u002Fpositive\u002Fidea","jszymborski",[660,661,34,549,662,39],"45288405",46,"johnjreiser",[664,661,39,190,662,39],"45288413",[666,667,49,210,668,39],"45288430",47,"tedggh",[670,671,49,210,672,39],"45291347",48,"leogout",[674,675,34,248,676,39],"45287188",49,"buibuibui",[678,675,49,210,469,39],"45292090",[680,33,34,248,681,39],"45284874","altcognito",[683,684,39,190,380,39],"45286245",51,[686,687,49,210,688,39],"45287589",52,"db48x",[690,691,34,369,692,39],"45332102",53,"temperceve",[694,695,34,369,696,39],"45286765",54,"elAhmo",[698,16,39,190,699,39],"45288972","benob",[701,702,49,210,703,39],"45300123",56,"alimbada",[705,706,34,194,707,39],"45286993",57,"magios",[709,710,34,194,711,39],"45286307",58,"davidgerard",[713,35,34,369,714,39],"45291529","itomato",[716,717,34,194,718,39],"45291868",60,"Kuinox",[720,721,34,194,722,39],"45285203",61,"kps",[724,725,49,210,726,39],"45289132",62,"bilsbie",[728,725,39,729,730,39],"45289142","commenter\u002Fneutral\u002Fidea","sarreph",[732,725,39,533,469,39],"45292104",[85,734,49,210,86,39],63,[736,737,39,190,559,39],"45310333",64,[739,740,49,210,741,39],"45288310",65,"1oooqooq",[743,744,39,745,746,39],"45285972",66,"other\u002Fneutral\u002Fprivacy","hbbio",[748,744,49,174,749,39],"45286662","gloosx",[],[752,757,762,767,772,777],{"id":753,"name":754,"points":755,"category":756},"45361268","Dayflow",480,"productivity",{"id":758,"name":759,"points":760,"category":761},"45306120","WeUseElixir",213,"languages",{"id":763,"name":764,"points":765,"category":766},"45307166","Zedis",158,"dev_tools",{"id":768,"name":769,"points":770,"category":771},"45362813","Vibe 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