The demand for ways to erase the paper trail will create new encryption techniques and possibly a new currency "outside" the current one, among other things.
There are not too many things Internet (in more mature stage) will be better at than creating some kind of international independent currency (not denominated in $$, backed by who knows what). It's gonna be a major screw up for politicians. More bureaucrats push for control sooner it will happen.
There are people who say that huge changes in structures of society will follow.
Not so long ago I read an article on SS and wondered why the hell do I hear about ENRON,WORLDCOM constantly? It's nothing comparing to SS scheme.