The Tailwind is one of the more older Home built designs that is still being flown in numbers today. It proves you can get a lot of performance out of simple shapes and simple construction. Visually the fuselage has very similar lines to the Hyperbipe
I can’t think of a Oshkosh or Sun-N-Fun I’ve been to with out seeing at least one of these aircraft at the show.
You can still build a tailwind today with plans & components from Aircraft Spruce
Steve Whittman was one of the pioneers in the Home built aircraft movement, read more at:
and a nice documentary
The landing gear on the SP-500 was highly influenced by the tailwind for its simple construction, read more at: https://gouldaero.com/eaa-e-ab/sp-500-e-ab/sp500-construction-photos-toc/sp500-landing-gear/