Everything has two sides: its pros and cons. Most people assume that war brings only catastrophe. However, modern-day technology was produced through wars, such as airplanes, GPS, and the Internet. And also, during war, numerous products are constantly been consumed. A part of the income of military companies from the war will go to NPO's to save lives.
Of course, I dislike war. But if we can't avoid tragedy, we should utilize its advantage.
To prevent the Internet from begin disconnected is a big problem in Japan. A lot of solutions were suggested to avoid the signals to be disturbed in the communities. The easiest technique is to use satellite signal. This method assumes sustainable connection. However, the method has problem as it requires pricey devices. So, recently balloons are developed to be used in particular devices.
Today, a lot of people develop driving techniques. Drivers can't do anything behind the wheel, that's very inconvenient. Many people have the same thought, and nowadays, a lot of companies are trying to create an automatic driving car. Then, we have a big law problem: who pays the damages caused by the car accident? What do you think?
In my perspective, working time which is limited to 8 hours is related to productivity. If we could work for 12 hours a day, we could enhance our productivity. But this theory is according to people's capability to work. Changing our working style is the best technique to improve our work productivity. After all, our time is limited to 24 hours per day.