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Long term technologies, waiting in the background | Better HN
Long term technologies, waiting in the background
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(shkspr.mobi)
4 points
meithecatte
1y ago
2 comments
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PaulHoule
1y ago
What I like about QR codes is that they have a special "alphanumeric" charset which has uppercase letters and numbers and : and / to make URLs. This encodes chars 5.5 bits per bytes and was a far-sighted choice for a standard defined in 1994.
meithecatte
OP
1y ago
I must admit, this is the kind of description that's enough to make me want to maybe get into ham radio someday.
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