Well that's just GREAT! Bring back the same rampaging murderous beasts that nearly wiped out the human (cave-man) populace back then and let them start all over again .... who knows, maybe this time they'll get it RIGHT, and homo eructus will be the one extinct?!

Real bright idea there ....... just 2 steps before Armeggedon. Geezzz .... these are supposed to be intelligent scientists?!