People really think about this. The more I read, the more I think many people have a romantic view of flying. This is a business like any other and is prone to economic factors. In fact more so than many - aviation is a service industry and severely cyclical.
Great, go chase your dream, after all you've only one life etc, but for God's sake don't go careering into something with your head stuck in the sand with regards to post-training opp's.
Desk Pilot has posted an interesting subject and Rich Tea seems to agree. It would be good to gather some more educated and realistic opinions rather than this constant "chase dreams at all costs" theme.