[{"data":1,"prerenderedAt":504},["ShallowReactive",2],{"project-10284321":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":20,"keywords":22,"reception":26,"sentiment":27,"stance_mix":28,"scored_comments":33,"aspects":34,"strip":44,"post_text":47,"what":48,"said":77,"maker_in_thread":170,"shape":183,"grid":186,"attempts":465,"same_week":466,"maker_shows":18,"maker_hidden":496,"reader_version":497,"card":498},"10284321","Rhei","I spent a year making an electro-mechanical prototype of a liquid clock","title","Show HN: I spent a year making an electro-mechanical prototype of a liquid clock","http:\u002F\u002Fwww.hellorhei.com","hellorhei.com","damjanstankovic",1443299350,2015,681,103,9,2565,1,"legend","hardware","liquid clock",[23,21,24,25],"ferrofluid clock","electro-mechanical clock","ferrofluid display","mixed",0.383,{"positive":29,"neutral":30,"mixed":31,"critical":32},28,21,0,7,56,{"performance":35,"design":37,"pricing":39,"idea":40,"execution":42,"docs":43},{"positive":36,"critical":31},2,{"positive":38,"critical":36},10,{"positive":36,"critical":31},{"positive":41,"critical":36},6,{"positive":18,"critical":36},{"positive":31,"critical":18},[45,45,46,45,46,46,45,46,45,18,18,45,45,46,46,45,45,31,46,45,46,45,18,46,46,45,46,45,46,45,45,45,45,45,46,45,45,18,18,31],5,3,null,{"problem":47,"audience":47,"pricing":49,"motivation":59,"time_to_build":67,"stack":73,"openness":74,"stage":75,"team_size":76},{"value":50,"source":51,"evidence":52},"Not for sale yet; maker unsure of price","maker",[53,56],{"id":54,"by":11,"text":55},"10284764","At the moment its only a prototype. After some testing, if it reutrns promising results i would be more than glad to produce a smaller quantity of these. Unfortunately i have no…",{"id":57,"by":11,"text":58},"10284773","umm.. that would be very expensive :))",{"value":60,"source":61,"evidence":62},"Wanted to turn an abstract visual idea into a concrete object; a clock suits a constantly changing liquid","commenter",[63],{"id":64,"by":65,"text":66},"10284606","eniax","seems that HN won't allow him post more so he messaged me the answer: --- yeah its funny, the first time i tried to make this was long time ago, here is the video 3 years old:…",{"value":68,"source":51,"evidence":69},"About a year of work, starting almost four years earlier",[70],{"id":71,"by":11,"text":72},"10284730","Thank you so much. I am really, considering the fact that i started almost 4 years ago, then paused after few months and then spent almost the whole last year on it. Thanks again!",[],"unknown","prototype","solo",{"praise":78,"objections":113,"requests":128,"questions":147,"alternatives":161},[79,98],{"value":80,"source":61,"evidence":81},"Beautiful, mesmerizing design and execution",[82,86,90,94],{"id":83,"by":84,"text":85},"10284430","coffeemug","That is absolutely beautiful. Congratulations on creating such a unique object; you must be very proud of your work!",{"id":87,"by":88,"text":89},"10284434","henkboyd","That's true! It's not viscous at all, which makes it all the more mesmerizing.",{"id":91,"by":92,"text":93},"10284348","comrh","This definitely the clock that would sit on Rorschach's desk.",{"id":95,"by":96,"text":97},"10284343","burek85","Simply amazing.",{"value":99,"source":61,"evidence":100},"Interest in buying one",[101,105,109],{"id":102,"by":103,"text":104},"10284668","dzonikesh","Great man, I would like to purchase this clock! Please sell me that prototype :D",{"id":106,"by":107,"text":108},"10286179","alexjv89","Really loved the project. Would love to get one of these if you ever make this available to purchase.",{"id":110,"by":111,"text":112},"10284775","pavornyoh","Very impressive.. I'd buy one too.",[114,121],{"value":115,"source":61,"evidence":116},"Ferrofluid can degrade over time",[117],{"id":118,"by":119,"text":120},"10284369","roymurdock","If you liked this, you'll probably also like Ferrolic: http:\u002F\u002Fwww.ferrolic.com\u002F Super mesmerizing to watch the ferro fluid making its way through the display. Edit: I remember…",{"value":122,"source":61,"evidence":123},"Video is heavily cut and hard to follow",[124],{"id":125,"by":126,"text":127},"10284848","Crito","Does vimeo have some sort of unspoken rule that all videos must have a hundred cuts a minute or something? This style of film making is incredibly obnoxious.",[129,140],{"value":130,"source":61,"evidence":131},"Show the number transformation more clearly",[132,136],{"id":133,"by":134,"text":135},"10284654","gopalv","Magnets & ferro fluids, excellent. Because of the video, I can literally see through the box into the 7 segment magnet chunks moving with the servos when the time ticks over. I…",{"id":137,"by":138,"text":139},"10285045","robbrown451","I couldn't find anywhere in the video where it was changing the time in real time....it either shows it while staying at a certain time, or shows it in fast motion. Am I looking…",{"value":141,"source":61,"evidence":142},"DIY kit option",[143],{"id":144,"by":145,"text":146},"10284833","bentrevor","A DIY kit would be great - I would pay for just the parts and instructions.",[148,155],{"value":149,"source":61,"evidence":150},"Power consumption to hold digits",[151],{"id":152,"by":153,"text":154},"10285225","liquidise","Absolutely fantastic idea and execution. Props to the video producer(s) as well. One question: what sort of power consumption is required to maintain the digit positions inside…",{"value":156,"source":61,"evidence":157},"Whether it needs refilling",[158],{"id":159,"by":88,"text":160},"10284403","Does your clock require frequent refilling?",[162],{"value":163,"source":61,"evidence":164},"Ferrolic ferrofluid display",[165,166],{"id":118,"by":119,"text":120},{"id":167,"by":168,"text":169},"10284459","mortal","This is a great project. As someone has mentioned, check out http:\u002F\u002Fwww.ferrolic.com\u002F",{"comments":171,"answered":172,"key":173},26,14,[174,177,180],{"id":175,"text":176},"10284718","If i use the regular ferrofluid it can last for quite long, however i dont like the effect of the fluid in that case, it has spikes and doesnt really look like a blob that i…",{"id":178,"text":179},"10285746","Yeah making just any prototype should have been much easier, i really tried to make something that looks beautiful even when its not animated. KS, maybe one day :)",{"id":181,"text":182},"10284401","Hi DanBc, Thanks a lot! Wow... were to start.. Perhaps the biggest problem i had was preventing the ferrofluid to stain glass and aluminum frame i used for the screen. I tried 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