Which is could've been remedied if they try to explain: Look you're not completely leveling new class or allied races with 120 levels. Don't let the numbers fool you. What we can do is ease the leveling process by letting things as it is and readjust the XP rate from the existing level brackets and perhaps make some wiggle room.
Vs.
We will have a permanent feature: every expac we will reset your level to 50 and you will level up 10 levels to experience end game content of x.0... which is bs.