* Microsoft is apparently pushing to make it impossible to install Windows 11 without a Microsoft online account. [0] I know of no FOSS with the nerve to try something like that.
* Non-Free games that charge real money for in-game cheats, and are of course designed to prevent you from manipulating your own game-state
* Mobile apps that request clearly unnecessary permissions, for reasons never revealed
* Mobile apps that sell your location data, and anything other data they can get their hands on, with minimal regard for how this might impact your physical security
* Lies of omission about fixes to security flaws, and their specifics
* Intrusive telemetry that can't be disabled (although FOSS doesn't offer a total guarantee against this, see Firefox)
* edit Lies about security properties that are hard to verify without access to source code, such as falsely claiming proper end-to-end encryption
* For more see [1]
If you only run Free Software, you get many benefits even if you're unable to modify the software yourself.
> Genuinely open computing would make customisation and sharing available to everyone, not just tinkerers who know what a command line is.
This cannot be done. You can't make a car that anyone can repair, either. Software development is a skilled craft. That doesn't mean there's nothing to gain in Free Software.