Of course you would pick out the YouTube compliations part and not the part where I said watching games? Also people like to discredit them but you can see a lot from a YouTube clip. You can see their awareness of space, control, passing, shooting, pace, speed of thought. Obviously it’s always designed to highlight the player so you don’t see the bad moments but you can usually tell from watching if the player is genuinely good or not.
You could watch a Crouch YouTube clip and despite seeing the goals you still wouldn’t want him.