they're going to stick with custom designs rather than simple tiles because that's how the market is headed. so instead of making a reminiscent dungeon crawler of D2 they will make a game that holds a small market share and once again prioritizes graphics over gameplay. bullshit cosmetic changes instead of gameplay. a pvp system that isn't worth playing for. etc
blizzard north is gone, blizzard can no longer make good games. its just not in them