Some kind of dark ages - yes.

I suspect it will be considered the Lunatic Age or the Misinformation Age or the Willfully Ignorant Age or something like that, since its most distinctive characteristic, in retrospect, is likely to be the oddity that the creation of the most efficient and comprehensive information-sharing system the world has yet seen led pretty much directly to a worldwide epidemic of ignorance, stupidity, irrationality, and insanity.