LEDs are amazing, but all the hype is bullsht. The market will develop when the technology is ready.
Of course there are times when you want warm light! For that, incandescents are perfect.
Not so quick. I thought the same about led light until recently. LEDs can get quite hot when putting out a large amount of light. My company makes a heat sink for an led array that is the size of a manhole cover. The light isn’t that impressive either