Autobackup

Every been playing for about over hour and making progress, find something rare, only to have a crash ruin everything? I know I have hence I came up with this. Every 6 in-game hours the game will automatically save.
Every been playing for about over hour and making progress, find something rare, only to have a crash ruin everything? I know I have hence I came up with this. Every 6 in-game hours the game will automatically save. It won't save you from crashes occ