I guess 3 months are enough to discuss about it...
Or that was just a reply to make you feel like you've been heard.
Imo, it must have a way to change job specialization, even at a high price. But the lowest the price is, the merrier.
I think 150 gems for regular heroes is fine and 250 for DLs/valiants. 150 is something whales can easily acquire while F2P could work for it in a few days. Still, that means noobie mistakes can be corrected, especially if, say, you upgraded your Kane to a sharpshooter lmao