Ideas 1, 2, and 4 could come together with a permaculture food forest/farm. First task would be to cover crop the land to protect from soil loss and start replenishing some nutrients. Then, you have some time to make a good, phased plan of how you’d want to develop it.
Talk to experts and professionals whichever direction you take. They’ll often save you much more than they cost.
I’ve heard of folding@home but haven’t really looked much into it.
This is my setup too. I use WG-Tunnel to manage the VPN connection on my phone. It just monitors whenever you disconnect from your trusted WiFi network and automatically enables the VPN.
Only hiccup I’ve found is wireless Android Auto isn’t a fan of a VPN.
Thou shalt not speculate, but I’m going to do it anyway. Given the lack of a wing and icy conditions, I would guess a skid off the runway caused a roll once the wheels caught the snow, detaching a wing and leaving the plane on its roof. Thankfully the lower speed would mean simply rolling over rather than the more…destructive alternative.
I came across ryot a while ago but didn’t have a chance to really play with it. It might be useful for something like this though. Grocy is another that comes to mind.
That requires IT knowledge from a recent decade. Many municipalities have only recently discovered dialup internet.