You certainly see more blown I beam floors than drop stich, and I like the rigidity of drop stich floors as well.
That being said, I have seen blown drop stich floors too, and an I beam floor is much easier to repair. Drop stich floors are nearly impossible to put an inside patch into.
That being said, I have seen blown drop stich floors too, and an I beam floor is much easier to repair. Drop stich floors are nearly impossible to put an inside patch into.