Originally Posted by
MadCityCyclist
I'm rather split of why a folding bike would need a carbon fiber frame.
As a layperson, I understand that it is easier to create carbon fiber frames in non standard shapes. When we think about interesting designs for folding bikes, they often diverge away from the standard diamond frame.
Weight, as (I believe) you mentioned does matter with a folding bike since there are weight limits for flight as well as instances where the bike is carried extended distances.
The maintenance issue with hairline fractures and such, is a real issue. Although I suspect that the failure rate is extremely low,