If you've been following along with all my ramblings about Vim, you may enjoy this other guy's rambling about Vim. I learned:
Re-indent current line.
Grepping in vim:
:grep -r vim .
:cn Display the next grep finding.
:cp Display the previous grep finding.
:cw Open the QuickFix window to get an overview over the results.
Use this instead of tab completion to see all the options.
Turn on the spell checker.