Uhh. Speaking as a married non-boomer (in between genx and millennial) the interpersonal faux underlying the joke is spot on. Not sure why you are limiting it to "boomers."
Beacuase, like it or not, that's where a lot of these types of comics strips originated, or at least grew into their most recent popularity. If you don't resonate with it, great. A generation isn't a monolith. But that also means that it, as a name, isn't referring to you.