It is frustrating that quotation marks have come to have two, almost perfectly opposite meanings (the traditional "words someone actually said" and the new "words no one actually said"). I guess the battle against the new usage is lost though.
But seriously, "internet" is now a dialect of English, and putting things in "" marks as a substitute for tone is commonly accepted.
As he spoke I noticed, what had often struck me before in his conversations with my grandmother’s sisters, that whenever he spoke of serious matters, whenever he used an expression which seemed to imply a definite opinion upon some important subject, he would take care to isolate, to sterilise it by using a special intonation, mechanical and ironic, as though he had put the phrase or word between inverted commas, and was anxious to disclaim any personal responsibility for it; as who should say “the ’hierarchy,’ don’t you know, as silly people call it.