Actually, the heavenly realm is one of the 6 realms of reincarnation in Buddhism where it is possible for Moses and angels to exist. It's nicer than earth, but not really where Buddhists aspire to end up which is to attain enlightenment and become a Buddha. To use reddit as an example, just imagine building up a lot of positive karma points to end up on the top karmawhores list. Nothing is stopping you from starting a flamewar and plunging down into negative karma except if you achieve Admin status.