8. As already said, actually the best thing in TOA has nothing to do with the clone thing, but with how Luke's get to grow through the game.
I personally like character's development over anything else, the gameplay and even the story. Give me good charas, and I'm in love with it.
I also havn't really seen the old games so "in shadows", I actually saw a lot of new fans getting interested in the old tales of thanks to Abyss. Obviously, they don't get as much as attention as they had when they first came out, but I think it's just normal. Abyss won't have anymore attention as well as soon as a new tales of is out in the USA