Maslukhin: By the way, there is a similar situation. I recently gave my wife's relatives, retirement age, an old system. The problems started where they didn’t expect – a double click and sometimes a slight misunderstanding of how the mouse movement affects the cursor’s movement. Touching the touch screen would be easier. Technology is moving in the right direction.

mariroz2000: Yes, of course you are right. Only that is not easier.
The whole world is moving toward the deprivation of the main mass of the people. Soon the majority will reach such a degree of mental degeneration, and the technique will reach such a level that about 10% of people will work, think and manage.

pyJIoH: And most of all the European civilization was stolen by the merchant Fibonacci, when he introduced the Arabic numbers. After that, even a child began to cope with arithmetic operations.