never passed my mind.
dont know if you jinxed me though! lol
as stt-40s blew all at once this morning.
took it apart and found the culprit was the bolt under copper heatsink to lens went loose so leds were airborne bearly touching thermal paste.
have to find that damn locktite
che ers
so the dont go to waste I did a djozz job
with my dremel removing dielectric layer exposing the copper underneath