s0urceror

Now I can be a Hollywood movie hacker too!

Nope, but this would be a purely client-only visual thing (so, editing the local chat buffer), primarily just to have done it.

I've always wanted to implement this in my IRC client, but been too lazy, it's nice to see it implemented in some form of chat client, although it's a bit lacking. Is the change visible for all participants?

That is, indeed, the crux of the problem. Anything after the hash is client-only.

All I wonder is, what happens if you delete a portion of the wallets in existence. Given that the supply of bitcoins is limited, does that mean you've essentially permanently destroyed part of the bitcoin economy?