what do you think are the main advantages and disadvantages of this development?
Nowadays, products of hi-tech like a Mp3 or DVD-players become to be parts of the humans' life, and so they have advantages and disadvantages. People use these modern techniques everywhere and any time because they are portable, compact and are easy to carry around for example, we can take Mp3 or DVD-players with us during the travelling or going to somewhere. And these devices don't hold a large space which makes them more easy to use while travelling. Moreover, we are able to record not only music or movies, but also educational programs. These type of technologies have some opportunities. For instance, it can work without electricity and it is easy to handle. Besides, they have additional devices earphones in order not to distract other people.
On the other hand, Mp3 or DVD-players have some drawbacks. I mean, these devices may harm our eyes since the screen is too small, and the resolution might not be of a high quality. Its harmful to our ears too, because of using headphones and most people use them for hours.
To sum everything up , these devices play a great role in people's lifes now days and are useful in many fields.
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