A lot, that is why it is backed by the Country with the largest economy in the World...mean while Bitcoin isn't backed by anything except false marketing, it certainly isn't a P2P electronic system of cash.

Have you actively avoided learning about peer-to-peer digital cash or do you somehow feel threatened by it?

If you think someone is mistaken, correct them. Personal attacks are neither polite nor likely to convince anyone.

Hum... I don't know if I'm reading your comment correctly, but Bitcoin is absolutely not a P2P protocol.

The entire community needs to confirm an operation before it's complete. This can be only named P2P if you remove all the meaning from the expression.

How much more does the dollar and all it's infrastructure do than bitcoin?

Many, many, many times more. Bitcoin could barely cope with the transaction rate of a mid sized town.