@tony1954 ....Granted, but some posts give rise to thoughts to the 'per se' becoming the last 'tweak' (head position) to be addressed...
I begin to consider a small 'crawler-base' for floor speakers that would rotate 360, movement l/r, f/b....strong enough for the big units, remote controlled....
A version that could move those mono amps that you avoid moving because the weight outweighs the desire to move them as an alt....
Think there's a market for that? ;) *L*