If you like hunting down security flaws, you could be making some nice pocket change for reporting the bugs to the software vendors as they continue to offer bounties for high severity flaws. Google just recently paid out rewards ranging from $1000 to $3000 for bugs that they fixed in their latest update for Chrome.
Read more here:
http://www.infosecurity-magazine.com/news/google-pays-14k-bug-bounties/