I wear black on the outside 'cause that's how I feel on the inside

Have you ever had a terrible urge to create a new bibtex file from your humungus bibtex file with all your references that contains only the references for your particular LaTex paper? I thought so...
Guess what - now you can! Just use the new createlocalbibtex script available from yours truly.

For example, here's how I create a local bibtex file for my thesis:
cat chapter*.tex | createlocalbibtex ../bib/research.bib > thesis.bib