Fair points.
I would argue, however that the ruthlessness you describe is - in and of itself - primarily a means of snuffing out any dissent that would ultimately call the Concept into question.
sir82 - "Eventually those primal desires will drive them to return to 'normalcy' as soon as they can do so without appearing to be stupid or careless."
Don't sell them too short.
When you've spent as long as they have in the company of people who are never allowed to disagree with them, appearing stupid or careless kinda becomes "normalcy".

Seriously, though...
...I suspect the adaptations the Org has made as a result of the Covid shutdown serves their long(er)-term plans more than hinders them.
At the very least, the rank-and-file is now far more primed to transition to a primarily internet-based religion with a minimum of fuss, and the revenue from family silver property sales will stave off falling into the red.
For a little while, anyway.