Laptop

Laptop

Alan Kay was inventor of laptops. Alan Kay was born in May of 17, 1940. He lived in America. 
I don't use it but I use a computer.A laptop computer is a personal computer for mobile use.
You can play games,chat with people,listen to music,take photos,watch movies,...
A laptop has most of the same components as a desktop computer, including a display, a keyboard, a pointing device such as a touchpad (also known as a trackpad). 
A laptop is powered by mains electricity.
As portable computers became smaller, lighter, cheaper, more powerful and as screens became larger and of better quality, laptops became very widely.
Laptops are also sometimes called notebook computers, notebooks, ultrabooks and netbooks.