Corollary: Nobody cares about the materials you used for the spaceship. (Unless it explodes mid-air, that is. Please don't explode mid-air. Please don't explod

Corollary: Nobody cares about the materials you used for the spaceship. (Unless it explodes mid-air, that is. Please don't explode mid-air. Please don't explode mid-air. Please don't explode mid-air ...)