such thank you my dear richq11 ! would you mind if I quote fully or repost your post here? I would like 1 to share them (even if I yet didn't have the time to read them) and secondly, I would like to comment them fully... so I need to be able to may quote them fully...

otherwise I will use the classical method of snipet - comment to the end... if they are worth, but their titles seems excellent ! I thank you again for your answer and will read them...

if you knew the size of my reading list... those are super high !

thanks again ! all the best and more SP for you !