4 ms·
> Imagine how much less spam we would have if it cost 1 cent to send an email. Friction can do a lot of good. Incidentally, this was the motivation behind a Po
by antidesitter 8y ago
> Imagine how much less spam we would have if it cost 1 cent to send an email. Friction can do a lot of good.
Incidentally, this was the motivation behind a PoW system called Hashcash: https://en.wikipedia.org/wiki/Hashcash https://en.wikipedia.org/wiki/Hashcash.
- user111233 8y agoBitmessage had this and it would burn up my laptop cpu trying to send a text message but spammers with gpu farms could still take out the whole network with no troubles.
- cma 8y agoSeems like in a mature implementation your phone/laptop would route the message to a GPU farm and the work requirement could be scaled appropriately. And for whitelisted everyday contacts the computation cost could be zero.