Yeah, I think this was would be a great idea. The presets with the DX7 velocity setting sound really muffled, I think we should have the option to set a default velocity according to our taste. If you watch this YouTube video -
https://youtu.be/JZRZfIA8rF4 the DX7V sounds terrible compared to Dexed and a real DX7 but it’s all because of the default DX7 velocity setting - turn it to the Full setting and the DX7V sounds amazing.