This was an old interior. 15A is nice in that theres no one behind you and there is a substantial gap between your seat and the window. It is possible for an average sized adult male to get out of his seat and to the lavatory without going over the person in 15B thanks to this...
Club World seats A,K,E offer a bit more privacy than the aisle seats and may be considered more ideal for those passengers traveling alone. The middle seats offer extra storage space, and the rear-facing middle seats offer additional interior storage space for items such as a laptop/iPad ...