For Xelin1 – serzly unlikely “R” has been around longer than you and I combined. That would be very unlikely. If you are much over 15 YO, that would make him like … Born in the late 19- teens. Not many of them alive.
For Xelin1 – trying to explain that you cannot use a modern mouse on a mirror top or glass top table, like you could the old roller-ball mouse, gives me little hope for those 80 or older unit the webcomics for fun… Unless: Tablets!