Why do you find it disturbing?
Hell, this is precisely what Gatekeeper does on macos, in that it reaches out to the cloud to decide if you should be allowed to run software on your machine.
It's even justified on the same basis: enhancing security.
The death of Flash isn't news. If enterprises haven't reacted to that, frankly, they never will short of killing it as is being done here. Letting is linger on just ensures it's a source of ongoing security breaches, and I think we've all seen how dangerous those can be (thanks Experian!)
That being said, there's always Ruffle: