Mmmm, Reading the title I was expecting they were developing some system that made a super strong exo skeleton with a porous interior just like lobsters, or bon

Mmmm, Reading the title I was expecting they were developing some system that made a super strong exo skeleton with a porous interior just like lobsters, or bones. They have done nothing like that. Criss cross printed lines? Adding reinforcement fibers? That is as old as 3D printing.