There are many benefits to studying Media, and if you want to go further in education, then read on...
If you've enjoyed the practical element of movie making and video production, then there are now plenty of courses available offering Media. For some of the best:
For all you auteurs:
Links are currently being forged with universities who offer strong media studies courses, but the UCAS list and google search for where you want to go is the best directory I can offer at present.
There are also several DIY and evening courses you could try, the BBC has a pretty good list: http://www.bbc.co.uk/learning/subjects/media_studies.shtml