Anarchy is not against rules, it's against rulers.
If someone blows all four of your tires in one car, you can use the spare plus the spare from each of the other three.
So if you don't sell it, and instead rent it out to other people, he'd get a portion of the rent the future tenant pays? And I don't supposed said future tenant will also get equity?
Have you consulted with a lawyer about this? The laws differ from place to place, but I'd be worried the equity you give him may also grant him some sort of claim on the house, which would mean he gets a say on financial things related to the real estate. This can complicate things in the future.
Also - what does "percentage of revenue if we end up keeping and paying it off years later" mean? That after he leaves you will pay him for his share in your house?
XML is good for markup. The problem is that people too often confuse "markup" and "serialization".
Well... that's not the worst thing that happened to a class yesterday...
"Your brakes operation will resume after this 10s ad"
Are we fat-shaming cars now?
You are assuming here that I know what I want. What if there is no obviously correct answer, and even in the Everett branch that generates the optimal content for the file I'll still think it can be improved and tell it to destroy the universe?
What if there is no correct answer?