Diki all that's i great info & well taken but in teh real world no one is gonna do all that ....why? its to easy NOT to
Just like when we started years ago there was no hardly any automated anything, no DJ's,, computers, etc, etc, so pretty much if you wanted to play an instrument you had to really play & play with others which was nice I did 7pc's for 25years....
Now from that foundation the music technology world started to build up and we tried to follow along & learn it as it progressed.& the result is today there are very knowledgeable players who come from this kind of background......BUT.....younger folks who started in the last 25 years dont have that foundation & with today's technology its just easier & it makes people lazy. We Are the last generation to have the OLD pre computer & The new ways in our life time....heck I still say "VICTROLA" & my kids look at me like "Say What dad?" so my point is you can talk till the cows come home as you have done above & for the most part you are right....but let's face it, for todays musician in the real world they'll just Push a button & let the music play as they play along the easier the better sad but True .