there are a lot of things that are interesting but there should be some way to see how they work. like that one upgrade that makes things go way faster but makes your xp go way down because it doesn't also build airtime
I don't know if anyone else has mentioned this but the number of genes you have should always display as rounded down. I constantly have 1 gene left over and while it isn't a big deal it is kind of annoying.
what is the correlation between cash earned and angle investors? does it go down as you reach higher levels of income earned, total earned? does it go down as time goes on?
maybe in the hint you could have stated what the symbols mean for those of us who do not know. it is pretty hard to solve if you have no idea what any of the things mean and the symbols in the drop down do not seem to match the ones in the problem.