It's probably a misguided fear based on how bad things are even with the App Store, but I'm worried about each company moving its software to its own sites and

It's probably a misguided fear based on how bad things are even with the App Store, but I'm worried about each company moving its software to its own sites and requiring a more complicated, frustrating, or more privacy-invasive process to use the software over the requirements set by the App Store.