On Thu, 3 Oct 2019 19:29:42 +0100, Robert, another brain dead,
troll-feeding, seinile idiot, blathered:


Besides the inefficiencies in the LED itself which other posters have
covered, LED lamps have some current regulation or power supply built-in
which will not be 100% efficient and thus generates heat.

Yet another senile idiot who doesn't get what's going on here! BG