There's aging well and there is making a deal with Giratina.There is a precedent of some trainers aging very well
It has been stated that Kalos is close to Unova and Unova is far away from Kanto, Johto, Hoenn, and Sinnoh.Why you so sure? Hoenn and Kalos feel like regions that would be relatively close to each other. Sinnoh would be the furthest away (and quite North)