> It's not sticking your head in the sand to state that the entity which owns a device is free to install the software they want

Actually, yes it is when you're hanging your hat on that one simplistic point to the exclusion of all others. That's called ignorance.

> company-owned ... businesses ... the person who owns a device

These are not company-owned or business-owned devices, rather they are government-owned devices. You are playing extremely fast and loose with the major distinctions between government, companies, businesses, and people.

> for some sort of "gubmint bad" sentiment is really juvenile

I'd say it's quite juvenile to categorize discussions of Constitutional rights and the autocratization of our government as some strawman of "gubmint bad".