Losing 20% of global revenue while also losing 20% of global COGS is a much better option than losing 10% of revenue and incurring an extra 10% of R&D.
How would disabling certain features in certain markets hostile to their business model result in 20% revenue loss?
Because less people would buy Apple devices.
I realise this wasn't your point, but there is something deeply dystopian about referring to the EU's attempt to act in the best interests of its citizens as "hostile to [Apple's] business model."