Prehistoric Tech Fan T-Shirts

"And the best part is, it's open source!"

"I've just been offered a job sorting out the Y1K bug.."

'Is that the only wallpaper you could find?!'

"So, you say I'll be doubling the numbers of animals I kill?"

'That's about it so far, Son.'

"Well....I could've done this!"

'A wheel? No wonder I broke a tooth. I thought it was a donut.'

"Wheel, schmeel—check these babies out!"

Cord cutter

Lessons in Prehistory.

Primitive magician

'Jurassic Pork.'

OOG & SONS HUNTING & GATHERING

"And this is one of our most poular models..."

Drive in movies.

Og invents the first 'X' box. . . and inadvertently invents the first i pad.

The First Sentence Fragment: 'Hey, don't -'

'You know, there's no need to reinvent the rock.'

"In two million years from now people like me will still be very rich tanks to idiots like you!"

'Timothy-Rex! Stop playing with the food!'

Reinventing the Wheel

Bill was so determined to Twitter no one dared tell him he couldn't do it with a calculator.

I'm With Stooped

Used wheels

The discoverer of fire meets the discoverer of marijuana

'Early Laptops.'

The Invention of the Wheel

'Is the fire included?'

God pulling the plug on January 1st 2000

Man hitting a TV and going out of focus himself.

"Cheer up, grod, these are the good old days."

"It called a smart phone. Cool, but no service."

Triceratops watching television with satellite dish made from own horns.

'Yes, our phones have WIRES attached to them! We're no free-range blabbermouths in this household!'

'Now, let's keep this 'agriculture' invention quiet -- we don't want the government getting involved.'