All of the reasons Marco Arment lists as to why Apple won’t build an actual television are good ones. But they’re also all good reasons why the market badly needs to be disrupted — and is ripe for it.
The argument that televisions are “an extremely competitive, commoditized market with very slim margins and most purchasing decisions going to whoever has the most features” sounds exactly like the PC market 15 years ago.
Remember, Apple was going to fail at computers because price is all that matters. A decade later, Apple was going to fail at phones because price is all that matters.