You fixed the loading thing with too many skill points, but now when I retire the exp to get the next skill level stays the same while the skill level resets, so that I'm looking at 80 quad exp just to get a 3rd skill point.
For anyone concerned about screwing themselves over on long-term progress from the AI upgrades, don't be: I'm earning about 1T AIs per second at this moment.
Re: locking the buy buttons if you can't afford 10; Personally, I would rather they stay unlocked and retain the functionality; maybe have them turn red or something instead?
I have one genius of each of the eight classes, but still no sign of this 'Indigo' mentioned in the achievements. Unless Genius+ is meant to be indigo and the color isn't assigned correctly? The achievement is always granted for me when I get a second genius.
It's not really bought in some market Rhum; it's commissioned from your blacksmith. Within the game as it is now, there's not a sensible place to sell anything.