It doesn't matter where software was produced or where it's core contributors reside. As long as it is fully open sourced and distributed under the GPL license (as Fedora) it is by nature an independent technology that empowers the user to claim their own sovereignty.
The problem with ADHD is, that the symptoms are very common and it is mostly the degree to which an actual case of ADHD is different from the neurotypical person. So, a big portion of the overall population feels like they might have it and many of them are willing to put in whatever work it takes to find a doctor that confirms their diagnosis.
I highly doubt that there is any truth to the narrative of real eastate value as a driver of RTO policies. The effect if there was one would be way too indirect and furthermore a classical prisoner's dilemma, as your company would benefit the most if you have the only company not forcing RTO: having the value of the real estate, while having the greates talent from remote work.