Tip for the rainfall. I saw someone pull bits of string through the holes so that it wicks and drops down through all holes instead of rolling on the underside of the top.
Great vid, and I really liked how it came out! Also if you didn't like your "poop" mud mixture, aquasoil works similarly when broken up. You can find several vertical substrates that use it.
Dude, Your videos are so underrated, I was genuinely surprised when I saw you didn't have 100k subscribers. You earned yourself a new subscriber. Keep up the good work and you're gonna make it one day.