It’s definitely not necessary. It can be convenient.
It wouldn’t be very high on my list of wants, but I’ll use one if available.
My problem was not using the thing for long periods of time and it kinda jamming in place. They have a little quarter-inch hex key hole on the underside that you can use with a hex key to get 'em going again if that comes up.
If you’re drawing an analogy to Trump, setting aside the many other things that aren’t parallel, Trump is a terrible orator. I mean, most US Presidents are at least decent, but Trump is horrendous.