As someone living in a country with common law and having taking business law 101 (so certainly NAL) this sometimes ends up being a bit of a guessing game as to how a judge will interpret jurisprudence.
There's a lot of room for improvement in legal systems and they move extremely slow due to the political nature of things.
wouldn't you rather the 50/50 chance for some _seemingly_ impartial person to intepret a deal, than have to pay a lawyer more than somethings worth to enforce some complex 500 page word salad to keep a business run by a person whose dones this hundreds of times before?
totally, which is why we go to a jury of peers for things