

That depends on your description of development. Socially, economically, etc we have reverted and are doing the same things that failed 100 years ago. But there have been breakthroughs elsewhere.
Cas9 gene editing through CRISPR has opened a ton of incredibly valuable medical options around that time. The same with mRNA vaccination breakthroughs leading into the COVID era.
These are classic signs of abusive relationships, regardless of autism.
Trying to control and limit your interactions with others. Convincing you to abandon other friendships because those relationships pose a threat to their control over you. Preying on your own insecurities to further increase their power.