William Sommerwerck wrote:
I have no trouble seeing it. An incandescent bulb takes a fraction of a
second to reach full brightness, and this is plainly visible. 220V bubls
should be no different.

If someone doesn't see it, have them looking at a car with LED
turn-signals and compare the result to looking at a car with incandescent
turn-signals. They will see the difference.

--
Met vriendelijke groet,

Maarten Bakker.