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Retractable Sail Could Give Bikes A Boost Of Wind Power
(newatlas.com)
This is a most excellent place for technology news and articles.
So they expect to get the weight down to 15 lbs, and think it would interest long distance cyclers? I can’t imagine that going well - “hey, I understand you plan to ride 50 miles today. Do you want to carry an extra 15 lbs?”
"It will totally help as long as all of your roads are the optimal direction to catch the wind!"
You know what else is 15lb. and helps you ride long distances on a bike? An E-Bike Motor.