Of all the different things to think about, decide upon and track down, lighting seems to me to the most annoyingly frustrating. Full of 'professionals ' who when asked simple questions simply can't answer. Or attempt to skirt round the issue and suggest things they have for sale instead. So called Lighting Designers if I meet one at a party, I'm gonna ...  ?   For example: recessed tracking for LEDs. Not tracking for other types of lights. Or tracking you can see that sits proud