I like relating words to the first letter of other words and attempting to make something sensible from them. Try this -
A Arsehole
L Lacking
I Intelligent
C Challenging
E Engagement
Not meaning to pick on this particular poster (well, I am really) but so much unwarranted attention is directed toward it. And it, it is, because we know nothing of this person apart from whatever they wish to disclose via the internet, but I feel the acronym sums up their online persona.
Cheeses.