Unless we hit the "Bitcoins and Red Balloons" problem and someone sybil attacks the network to obtain a ton of fees while no one else gets them.
There are some weird patterns recently in fees that are a little suspicious:
http://blockchain.info/charts/transaction-feesThat may also be evidence of some kind of new form of money laundering: If you're a miner with enough hash power to claim your own blocks, you can not broadcast a bunch of transactions with large fees and give them to yourself when you announce your block.