Bikes I've owned and ridden before during and after evaluating the P-38

MR Swift Trike
MR Swiftlet Racing Trike
Reisse & Muller Birdy folding bike
P-38*
RANS Rocket
RANS Zenetik Tour
Orbea Onix carbon road bike
Tartaruga folding semi recumbent
Optima Raptor carbon lightweight low racer
Challenge Seiran SL High Racer
Cruzbike Freerider
Optima Lynx*
Performer FWD low racer*
Felt Curbside single speed*

* I kept these!