Beautiful :) I didn't know people were moving around such large sums. I saw a 3400 bc bubble, and a 2000+ bc bubble floating out there. I wish I was able to distinguish what was going on directly from the sounds. Those huge bubbles sounded exactly like the small ones, and when I saw 50 bubbles appear at once, that also did not sound any different than a single bubble. The amount of simultaneous sounds seems to be lim…
Bitcoin clients usually try to diffuse coin ownership by always sending two amounts with one transaction, one (normally smaller) amount is to the receiver, the second amount is to a new address of the sender. So your coins diffuse out over tons of addresses this way, and the true number of coins transferred between individuals is much less than it appears. It can also be extremely unhelpful, for example to this chap…
Brain wallets are always a terrible idea, either the pass phrase is too simple and easily cracked, or too complicated and easily forgotten.
Paper wallets are only useful for savings, if you want to spend the coins you should move the full amount.
As said elsewhere, if you use the stock client as designed, and don't use brain or paper wallets, then you should never lose coins.