I'd be happy to play it. Though I don't think 100 models really counts as a horde... the last game I played with my T'au had almost that many Fire Warriors at 2000 points.
There's a bit more detail on the video at https://www.polygon.com/videos/2018/10/11/17964510/warhammer-40k-fan-film-live-action-guardsman-helsreach. It's less a fan-film than a pro hobby project...
I had a dream where I was stuck waiting at an airport, and in it I was bored. Not sure if that counts as actual boredom, but I'm in no hurry to have that dream again...
I don't care for the entire goofy-nurgle theme. An occasional wink-at-the-camera is ok, but when every model is completely campy I just can't get into it.
“Sometimes I wonder whether the world is being run by smart people who are putting us on or by imbeciles who really mean it.”
-- Attributed to Mark Twain, likely apocryphal
Back when I had my reef aquariums, I never had problems with dry air -- quite the opposite. Those with really big tanks had to run dehumidifiers or risk mold problems. Get an aquarium!
I've always assumed that Primaris are the only marines we'll see from here on out -- just from a business point of view... but you know what they say about assuming.