What exactly did all these different feathers do? "I don't know; nobody knows for sure," Godefroit says. "These animals couldn't fly, that's all we can tell you."
Of course these dinosaurs couldn't fly; everyone knows that in the late Triassic, the Pterosaurs received a broad-reaching patent titled "Feathery Apparatus for Flight". Regrettably, the patent term length at the time was over one hundred million years.