“groovy mother...”

Bunch of handy GMail Greasemonkey scripts bundled up into one tasty Firefox extension.

UltraVNC (my preferred VNC server/client for Windows) has a nifty “single-click”-ish deployment method you can send to someone to control their PC. Requires text-file wrangling and firewall-hole-poking, so it’s not going to clobber CoPilot just yet, but it could be handy.