> Ah, blockchain innovation, which is somehow so vital to the shining future of mankind, yet has utterly failed to produce anything of technological or economic value

Do you know what economic value means? If there was no economic value, then it wouldn't be used.

Your comment sounds like one that will be hilarious in the not-so-distant future. It's analogous to the whole trope "X technology is useless" or "People will never need more than X amount of memory" type of thing.