Of course, I follow Matt Colville on twitter. Who else is such a reliable aggregate of brilliant RPG related re-tweets like this one?

Being of the newer school of gamer (i.e. victim of the Satanic Panic during my childhood ;_;) Excel dungeon design is a novel concept for me but it did raise some questions. For example who is @CaptainFwifo  and are they a genius? Or a more practical question as posed by @BravestColour (which @CaptainFwifo answers in brilliant style):

Someone else asked for a youtube tutorial of which, @CaptainFwifo asserts, there is one. Well there are actually a number of them; here are couple that come up after a quick search:

Did this, as a method of dungeon design, surprise you as much as it surprised me? Who’s tried this before?