this is for anyone interested in more lights info
for my rear lights I used to have a couple of these:
http://www.performancebike.com/shop/...&estore_ID=509

IMO not strong enough when there're lots of cars around
yesterday I got a new one
http://www.performancebike.com/shop/...&estore_ID=509
it's possible this light's been posted somewhere else before but it's a great deal for the amount of $$ it costs ($13 on sale). it's REALLY strong. it's almost blinding if you look at it from too close