Indeed, this was my first thought when I read the title, and IMO, it still remains the other obious killer app. for blockchain (besides store of value / currency, obviously).
Namecoin is an idea (that failed because IMO it was too early) so old by now that I am truly surprised there hasn't been a full blown distributed DNS solution that works in parallel to the existing one based on blockchain.
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So, NameCoin again? I think it was the first ever bitcoin fork.
https://en.wikipedia.org/wiki/Namecoin
Indeed, this was my first thought when I read the title, and IMO, it still remains the other obious killer app. for blockchain (besides store of value / currency, obviously).
Namecoin is an idea (that failed because IMO it was too early) so old by now that I am truly surprised there hasn't been a full blown distributed DNS solution that works in parallel to the existing one based on blockchain.