They are faced with increasingly difficult physical circumstances: the food web is thinning out, many animals and plants have gone missing, their main food source a type of primitive grass is threatened, and they have to be on the lookout constantly for hostile animals, other less-evolved dinosaurs with more violent survival strategies.

FORBES: Prototyping The Distant Future

Intermediate technology has meant many things to many people as a type of technology which lies in between the primitive technology and sophisticated technology.

FORBES: The Future is Complicated