750.000 GOD! I can kill my self it i lose that. But seriourly how can someone keep that money in online wallet? With my accout (less than 1 btc) i have it splitted in several wallets with three factors auth.
this ^
I keep my moderate stash in 4 different paper wallets, multiple copies and i still get nervous.
i can't even imagine keeping that many bitcoin and not using paper wallets cold storage or Armory