Why does science and technology advance so much? Why is it that we put so much effort and money into thinking about, experimenting with, and establishing new theories and principles? The primary reason for the advancements made in science is because, at the end of the day, these advancements help us lead a more comfortable life. Innovation is what led humanity to the top of the food chart, and it is what helps us stay there.
Most people who work with basic electronics would tell you that the worst part about it is getting small electric shocks! So what do we do to prevent this? But working with electrical components isn't the only time you get shocks. You can also get small shocks when you walk on a dry carpet, or even when you touch a doorknob sometimes.