[pmarreck]

But that's also a DoS attack. If they're doing the time-wasting thing, they can't do other things... Denying service.

[lucb1e]

Sure but I think the person you replied to thinks the person the person you replied to replied to thinks it's a network attack because s/he said "shouldn't decentralized networks be resilient against this".

[komaromy]

That's why the proposed solution is 'Sure, we'll do the time-wasting thing, but it's going to cost you more to pay us to do it'.