Computers have evolved a lot in 50 years. Before only large companies could afford to use the mainframe´s computers. Computers have also evolved. Now almost everyone has a pc or a portable computer. That could cost only 200 to 500 euros.

This was an old apple computer that costed thousands of euros. Only rich people could afford it.

Now we all have our own computers that only costs 200 euros this is the thinnest computer ever made, the mac-book air. It costs around 1000 euros.