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In the past, books were copied by monks. In 1430, Gutenberg created the first machine used for printing.

Nowadays, printing is as easy as pressing a button.

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In the past, people communicated by rotary dial phones. As they did not have buttons, the user had to rotate a dial numbered to key in digits.

Little by little

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Long time ago our grandparents used to travel through Buenos Aires with this old busses.

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Nowadays is

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The first commercial film ever projected was 'Workers Leaving the Lumière Factory in Lyon' (1985), directed by Louis Lumière. It was shot with a cinematograph, which worked by combining light with a water flask. This process did not allow edition.

Nowadays, films are shot with digital cameras and edited with computers. There are many different camera formats directors choose acordding to their preferences.

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Everything started over five thousand years ago, people living in Mesopotamia developed a form of writing to record and communicate different types of information. They used to write on clay tablets. After some centuries appeard the papyrus, a thin paper-like material made from the pith of the papyrus plant.

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The growth of transports had glaringly increased during the years. Cars offer us to go places or travel.

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Thanks to technology, cooking has become easier and faster. people don´t need to chop by hand any longer. Instead, they can use the type of machines shown above to simplify their work in the kitchen.

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The first type of camara was called camera obscura. Its

difficult to tell who exactly invented this but

some evidence suggests that the Chinese were.

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Our greatgrandparents wrote letters which traveled across the ocean in boats or on land by horse carts. Letters took weeks or months to reach their destination.

Later on, letters began to travel by plane. So a letter could travel from America to Europe in only a couple of days.

When the Internet came along people started sending electronic mail and a "letter" could reach its destination in seconds.

Nowadays, we can communicate in a matter of seconds not only in writing but also with pictures or videos.

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The first cell phones ever created were huge and heavy. The screens were mostly green and the key-board only had numbers from 0 to 9 and two keys to start and end calls. Later on, companies started to add the posibility to send text messages, adding letters in the number keys.

Nowadays, cell phones are mostly smartphones with touch screens and they work as phones, MP3 players, cameras, and they also have a lot of applications that can be used to communicate in various ways. For instance, different types of text messages, social networks, cameras and interactive games.

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Our grandparents wore hand-tailored or home-made suits. Nowadays, the fashion industry has implemented pattern makers to speed up the production.

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Most of our grandparents used to worked on farms or doing hard-works. For example chronicler(a writer of history in thepast), apothecary (prepare and sell medicines) or washerwoman.

Today businesses can save money by using specific machines to perform certain tasks.

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The first type of map known by men is one written in a rock.

Then, there appeared maps written on papyrus. Only few people had the possibility to look at them since it was extremely difficult to draw them.

After the invention of printing, many maps printed in paper were able for everyone who could afford them.

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Our grandparents listened to music on the gramophone.

Nowadays, we listen to music on MP3.

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The videocassette recorder, VCR, or video recorder was an electronical d