David Johnson wrote:

they're all that good or reliable. So are there any *good* and very
*small* lights suitable for pockets?

Cateye EL410
http://www.wiggle.co.uk/ProductDetai...0Front%20Light

Easily pocketable, completely waterproof (it uses a magnetic reed switch
to switch on and off) and the rubber strap is uses fits in seconds to
handlebars or a helmet. About the size of a big lipstick.