Yes, it's simple enough. No PA limit anymore, very straight forward.
So now the limit of a players CA (assuming Raptor and yourself are not suggesting every player has the opportunity to hit a 200 CA, no matter how remote?) is determined by several growth factors which may or may not be flexible in terms of their own growth.
If those growth factors, no matter how many you use, are set by researchers as a hard limit (ie Natural Talent 15, Ambition 10 etc) that cannot be improved as a player ages you have still effectively set a PA that cannot be beaten, whether it's a simple viewable