Kinda/sorta off-topic, 912, but just a humble suggestion, Sir... If you're having some pain-free time later, would you think about doing photos & a DIY thread on your airpots?
A picture is worth 1,000 words, yadda... (esp. when it comes to Hubs).
Mind, he will care NOTHING for me explaining how they work to better your plants; he's a man for results.