René Girard wrote that our similarities cause more conflict than our differences.
How can this be?
Let me explain, with a story from "American Psycho."
When monetisation is not involved seeking feedback for the things you truly love to do the most forfeits the purpose of doing those things in first place.
Its very unlikely for a two individuals to put same kind of effort in creating a bigger product which is why spliting equity 50%- 50% barely works.
Its ideal for two Co-founders to have unequal split of equity and put effort accordingly.