The First Laptop in the World

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The idea of portable personal computers has emerged in the 1970s by Alan Kay. He thought about how wonderful if computers could be small and can be carried anywhere. This idea was immediately approved by the other team members. The first laptop was produced by Adam Osborne in 1981 named Osborne 1, the word Osborne pick up from its creator. This laptop weight is 11 kg, equipped with a 5-inch monitor, looks like a giant mobile (small screen in a big machine). Osborne1 using electrical connection with an optional spare battery, and using two floppy drive 5 ¼-inch sizes, modem port, keyboard, battery pack and the price was $ 1800. But this laptop is not popular, imagine you have to carry 11 kg stuff everywhere, heavy and make your body stiff