The P.S. system allows people that are not running their own machines to essentially allow machines to work with their tokens. The idea is that you would get a share of the earnings of that machine. It's arguably riskier for a person to delegate to a machine that has one ether stake or whatever the minimum is than delegating to a machine That has like a million ether stake. There is an attack that's similar to the plot of an old James Bond movie called Goldfinger and in the James Bond movie there's this very evil and rich man called Goldfinger who has a lot of gold. He plans to nuke Fort Knox irradiating the gold supply of the world making it unus