If you haven't been following this guy's channel, you owe it to yourself if you are any kind of tech geek or into civil aviation. His delivery is a bit exhausting at times, but his ideas are jaw dropping.
So far, by episode 58, we have a Carbon Cub frame with a carbon fibre skin, off road style adjustable suspension, all glass cockpit, a race engine with NOs, a variable chord wing with hard points and enough solar panels , batteries and inverters to run a welder for a short time.
https://www.youtube.com/results?search_query=scrappy+build
Start at episode 1 and get the popcorn.
Best
Les