iPhone app development with Linux

My employer, Chariot Solutions, held an in-house, week-long iPhone development course, taught by the folks at Big Nerd Ranch.The course was great, we all learned a lot, and several of our folks are working on some apps, including one that they announced recently at JBoss World. 80% or more of our consultants have MacBook Pros, however, I opted for a Dell with Ubuntu when I joined Chariot about a