The other thread on tinder prompted me to do a quick test of my two favorite tinders. I carry dryer lint in a SEALED film canister (Sealed because the tops tend to pop off)

The winner? Dryer lint, hands down.

See for yourself (low-rez video)

www.focazio.com/equipped/tindertest.mov (requires Quicktime, which is free, from www.apple.com/quicktime)