Having said all that .. it is possible to hit Legend. Took 20ish cycles, lots of luck, skin of teeth, etc.
Viewing post in Update 1.3.0 - Major Cleanup comments
It sounds like the proper place to target would be improving what a corporation can do for the player to replace some of the "criminal" resources that get locked out when you Incorporate. This fix will take a bit longer - it's not just fixing some buggy code, it's (as you said) addressing a deep balance issue, but I really appreciate your feedback in this.