It's arguably unreasonable in a physical space but this is virtual space we're talking about. In more open ecosystems like the web browser, you can literally i

It's arguably unreasonable in a physical space but this is virtual space we're talking about. In more open ecosystems like the web browser, you can literally install extensions that tell you where you can buy something for cheaper. I'm sure Amazon, Walmart, and friends would love for that to be impossible. The virtual space only "belongs" to Apple because they've deliberately walled it off.