[jcpham2]

This is known as a Sybil [1] attack and it lays the groundwork for stuff like Adam Backs hashcash [2] protocol and it’s basically why things like proof of work [3] have a monetary value today.

Very chicken and egg this entire field- defending against the spammers while simultaneously operating a “free” system. How to do it without making it prohibitively expensive to join the system…

Any free system will be abused yada yada yada

[1] https://en.wikipedia.org/wiki/Sybil_attack

[2] https://en.wikipedia.org/wiki/Hashcash

[3] https://en.wikipedia.org/wiki/Proof_of_work