I don't see how the premine bug is related.
/c red
Jayden Wilson
Lucas Brooks
"Sitting on a wallet" is the essence of a deflationary cryptocurrency.
Owen Garcia
Ryder Gomez
Because to modify a block in the middle of a POS chain you don't need to re-mine half of the blockchain, you just need to have more than half of the coins before the middle of the block chain.
To mitigate this problem POS developers calculate time*stake as proof, it's actually useless against sibyl attack.