I don't believe that, when the profits are gone we will have mostly miners that want Bitcoin to get big long term, and there are a lot of them. And also, this high inflation environment is a one time thing, it will be over in Dec of 2012.
Wait why...ohhh, LOLOL

How does that 6 dollar exchange rate feel? I think you will feel really good with a 3-4 dollar exchange rate.