A radical two-seat sportscar with a Toyota badge, a mid-mounted 1.8-litre turbocharged engine, and striking F1 styling. Pinch yourself if you like, but this car is real. Based around the critically acclaimed underpinnings of the MR2, the Street Affair is the proof that Toyota's bold decision to seek glory in the cut-and-thrust of F1 is already propelling its designers and engineers to new heights. Created at Toyota Motorsport's workshop in…