There was never a guarantee that you were going to keep your plan anyway, was there? Insurance companies are changing plans from year to year.
It’s reminiscent of the screeching about how single payer healthcare would have death panels deciding who lived or died like that’s not a word for word description of insurance company actuaries or financial employees making the same decisions.
The plan was cancelled because of ACA requirements. I had had it for several years prior. Yes, plans change, but this was different.