> Arguably, Apple has monopoly power in the market they built so nothing wrong there.
Apple embraced the web and the internet, then extinguished it as a means of getting software to consumers.
> Online marketplaces tend to be global marketplaces with very high barriers to entry.
This is false. The web is a free for all.
A better analogy for iPhone and Android being marketplaces is x86 and ARM being marketplaces. Can you imagine having to pay to run your code and your commerce on CPUs?
Phones should be utilities.
> A better example might be a national every day low price store like Walmart.
I don't know. There's Target, Home Depot, Lowes, Whole Foods, Kroger, REI, Dick's, CVS, Dollar Tree, Dollar General, ...
Why don't Netflix and DHH try to sell their wares there?