Average quality explication

[Amoun]

Hello everyone,

I have read a lot of information about AQ players etc..
but someone can help me or us to understand it with this player, and what's the link between the AQ and training



than you very much

[Amoun]

I found a lot of explanation about this :
for example :




anyone can help me to understand it with this player, and what's the relationship between AQ and Trainning