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I'm still waiting for someone to make an app that encodes and decodes large data into multiple QR codes that are displayed in a moving sequence. That would be

• memco 6y ago
  Apple has something like this for their new iOS device setup. I don’t think it’s to encode larger amounts of data, but for security they have this circle that constantly changes shape (see around 0:50 in this video for a demo: https://youtu.be/iE03ypWD5xs https://youtu.be/iE03ypWD5xs). I don’t know for sure how it works, but my first thought was a constantly changing QR-like code.
  • xav0989 6y ago
    Someone asked a very similar question on the apple stack exchange[1]. Apple also filed (at least) two patents on the technology[2][3]. [1]: https://apple.stackexchange.com/questions/301563/what-is-the-technology-used-in-ios-11-settings-migration-moving-blue-dots-par https://apple.stackexchange.com/questions/301563/what-is-the... [2]: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.htm&r=2&p=1&f=G&l=50&d=PTXT&S1=(235%2F469.CCLS.%20AND%2020150505.PD.)&OS=ccl/235/469%20and%20isd/5/5/2015&RS=(CCL/235/469%20AND%20ISD/20150505) http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=H... [3]: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&u=%2Fnetahtml%2FPTO%2Fsearch-adv.htm&r=1&p=1&f=G&l=50&d=PTXT&S1=(235%2F469.CCLS.%20AND%2020150505.PD.)&OS=ccl/235/469%20and%20isd/5/5/2015&RS=(CCL/235/469%20AND%20ISD/20150505) http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=H...
• rahimnathwani 6y ago
  This would look similar to images produced by the Danmere Backer, a device which let you back up your files to a VHS tape.