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The visual data transfer used in the Electric Imp (2013) is pretty awesome too: https://electricimp.com/platform/blinkup/.

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Kind of like the Timex Datalink (1994) [1][2]

[1] https://en.wikipedia.org/wiki/Timex_Datalink#Wireless_data_t... [2] https://youtu.be/2VmtPaiOBwI?t=1m3s

I had one of those! It was almost useable

I had one of those too. I was telling my 13 year old and 9 year old son about it last week. They looked at me like I was insane, then went back to their tablets.

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