The question was asked. The respondents took pot shots at the answer, not knowing just trying to help a brother in need. One guy admitted his lack of knowledge. One guy tried to help him out. One guy whacked the best part of the whole thing.
So in fact sir, it was on topic the whole time......"buttons" wink, or more specifically, a button, a type of switch and the question was about switches.
My computer had been down all day and cabin fever set in really bad.......time to get the boat out and go fishing again. Popular sport around here these days. Great! The Texas governor said to go fishing and fishing I shall go. So I'll sign off this one while I still can.