if you wanna see the next level nutty fabrication story...
That makes Binky look like amateur hour... (i exagerate a bit but still)
Scrappy
guy builds prototype Alaskan bush plane, by hand.. custom..mostly alu and carbon fiber..
no brackets, those would weigh to much.. he carbon fibers thinks instead
https://www.youtube.com/watch?v=s6lncBfGtu8