Mayday Mysteries

So... someone has been posting cryptic adverts annually from 1981 through 2026, which together constitute logic puzzles and obscure references.

The main thing I think is quite cool, besides the sheer persistence, is that anyone noticed and there's a community following this. Everyone has stuff going on in their lives, this seems so obscure that you'd almost expect people to shrug and ignore.

It looks a lot like what one of my schizophrenic relatives does

Ok, someone, anyone, explain?