@s{quotedtext}
@s{quotedtext}
So... have clients send back their best N hashes (and the average should be N times better).
RE: detecting server cheating: Over a very long period of time, clients should be able to figure out approximately how many hash/sec the server's network is generating. So they should be able to detect blatant cheating. I should've taken statistics in college, seems like it'd be an interesting problem to work out the chances that a server is lying based on how many blocks it has generated over the last week...