Extremely fast string matching -- I've seen a few research papers on the move to this. Which can play into DNA sequence matching, or information retrieval. GP

Extremely fast string matching -- I've seen a few research papers on the move to this. Which can play into DNA sequence matching, or information retrieval. GPU is also good for anything that requires extensive parallel number crunching, like password cracking. If you search for "GPU String Matching" you should find some good results.