Here's what's going to happen. They're going to keep making "new" generations with barely anything different until the game sees a drop in sales (at current every new Pokemon release breaks the previous releases records), then they are going to release a "new" generation with a real mechanics update. If sales still drop, then they will abandon the series.
1. The only fool bigger than the person who knows it all is the person who argues with him. 2. They're all complacent sheeple. <==]-<(-_o)>-[==>