Supply chain 101, reseller often expect 25-30 percent, if you then have a distribution chain on top of this, you take home only 50 percent, at best, of the customer price. So that argument is just not cutting it.
Yes, setting up a new framework for programming software can be time consuming, however, looking at the hardware platform for iPads running the M processors, and Macs today now with the M ARM processors being standard since about 3 years now, means that all DSP code (math/algorithms) running on the ARM Mac machines, already works.
It smells lazyness, but is inevitable, come 3-4 years ahead, those starting now will have a great advantage.
There are already a bunch of innovative small software houses making decent money on iOS apps, probably their advantage is that they have no back catalogue running on desktops, and are not corporate, or halfways there, instead agile, creative, and fast on their feet.
Go figure.