ᵃᵇᵃᵇᵃᵇᵃᵇᵃᵇᵃ is just blah blah blah or yapping dismissive for autists.
you have your lame shit, be have our autistic shit when we're not listening to you.
also it's an acknowledgement that my own shitposts are just that, and you're a retard for taking them too seriously.