Open platforms are great (and they are, I say this as a Fedora user who just finished an install via dnf'ing all the things) but they lack the money which translates to marketing that large corporations have, it's not a case of a level playing field, we are playing two different games on entirely different fields and ours is mostly uphill.

When your opposition has an absolute chokehold on major markets it's a near unassailable position - throw in that the vast vast majority of users simply don't care whether an app store is open or not or know why they should care - attention is finite and the only way things will improve is if governments lead it and well see my earlier paragraph about who has the money...