It's a controversial question. As I see it, computers can do our life more comfortable. Firstly, it saves our time. We can easily find information and communicate with people. Secondly, modern computers are an excellent appliance for science development.
Also there are disadvantages. All we know that a computer badly influences on our health. It's important to say that computers take a lot of our time.
To sum it up, computers have different sides. We should use it not forgetting about our health.
Не знаю сколько здесь слов, переработай текст и возьми самое важное. Также определись со своей позицией.