it's being used as a rhetorical device. the implication here is that although autism isn't actually being spread per se, the environment at facebook (caused by profit motive or otherwise) causes "tone death and oblivious to basic human behavior and feelings".
>second it dehumanises people with autism when you associate them with negative connotations like not being aware of human feelings
im aware that autism exists on a spectrum, and there are high functioning autists, but isn't that at generally true?
And it's an ugly, demeaning rhetorical device which insults a large group of people, some of whom are users of this site. (Not that it'd be any more acceptable if they weren't present.) Find another way of expressing yourself.
That's actually worse. It's like when "that's gay" used to be used as an insult.
To quote one much more eloquent than me:
Gay is synonymous with the lesser