“You’ve likely read me whining about the relative absence of bloggers referring to each other in these parts,” notes Inquiry. “But while typing the above bit expressing my tmo-presence-happiness, it suddenly hit me that such commenting potentially constitutes a sort of ‘breaking the fourth wall’ in blogging contexts?”

To the contrary, one of the things that made blogging what it was, back in the day, was there was no fourth wall. As noted by Rebecca Blood at the time, “be real” and “link to other weblogs”. We left the fourth wall to the Fourth Estate.