Dr Ardis clarified his message in subsequent interviews. Basically Stew Peters hyped the water aspect. Maybe true, maybe not, but the central point is that the disease is weaponized snake venom, and the approved drug remdesivir is weaponized snake venom, and snakes have their scaly marks all over this thing. Basic aspects of this are in first video. Scaly marks and detailed source materials discussed in the second video.
4-12-22 (20 minutes): https://rumble.com/v10r8pq-dr.-bryan-ardis-snake-venom-update-its-not-about-the-water.html
4-11-22 (2 hours): https://rumble.com/v10myhi-4.11.22-patriot-streetfighter-interview-w-dr.-bryan-ardis-exposing-the-serp.html
The vector for non-injected infection is not conclusive, and he doesn't claim it to be. He thinks it's water, makes some good points as to why.
But the main thing is that Covid is Venom. If you treat it like snake venom you get cured. If you treat it with CDC protocol (more venom) or MRNA vaccines (more venom), you get sicker. HCQ, NAC and ivermectin are all antivenom. And nicotene is a preventative.
There are many ways to slip it into food or drink using agribusiness. Just call it "antibacterial wash" at a tomato packaging plant, and suddenly it washes all the food at that packaging plant. Or add it into Monsanto's Roundup, and it gets sprayed on all kinds of crops.