I did when I was younger. I was 9 when we landed men on the moon for the first time, and the thought then was that everyone would be living and working in space by now. Public sentiment and budget pressures killed that plan. There really isn't anything I would want to do up there right now, except sight-see. I would like to design planes or space vehicles.
Many aspects are very similar.
In fact the specialization really wouldn't occur until your last year in college. If a question is repetative or innapropriate we will not post it. Please feel free to continue submitting questions. If you submitted questions earlier before the chat began you will need to resubmit those as we do not have them in our queu. Also, they are thinking about various ways to get all the big parts for space station into orbit - via the current shuttle, or something that can carry more each trip.