Originally Posted by
CaptainHaddock
"You can see pictures of the tube in socket method applied to a recumbent tandem
here.
Bike Friday also uses this design on their tandems."
To be pedantic, while English is his own project, in effect he's also a major part of Bike Friday. I.E. I'd say that he's using the bikefriday design, not the other way around.
You are correct. I should have worded my post differently.