Changing your assertion from Mac users in general to "professionals" is moving the goal posts a long way.
As of last year, roughly 10% of all personal computers on the internet are Macs. Do you think a majority of those--say 6% of all PC users worldwide--are iOS devs and other professional MacOS lock-ins?
As of last year, roughly 10% of all personal computers on the internet are Macs. Do you think a majority of those--say 6% of all PC users worldwide--are iOS devs and other professional MacOS lock-ins?