> the [Apple] tool chain is free of charge I don’t see it that way for iPhones specifically. If I want to build an iPhone app, I’m technically required to have

> the [Apple] tool chain is free of charge I don’t see it that way for iPhones specifically. If I want to build an iPhone app, I’m technically required to have Mac hardware and MacOS, so that’s a pretty hefty cost barrier if I otherwise have no need for that platform. Yes, there are virtualized, rentable, and legally dubious workarounds to this, but on paper the requirement is still there. And it’s entirely a case of vendor lock in, right?