10000-Hour Rule

There is the "10,000-Hour Rule". It is the view that 10,000 hours are required in order to arrive at an expert's region. This application is an application which helps to do its best toward the target set up by yourself. Practice of a piano is made into an example. 1 hour is inputted into this application when a piano is practiced for 1 hour today. Then, this application outputs how many [ more ] days it will be required for practice of a piano to reach in 10,000 hours. This application is demanding the permission of an Internet connectivity. The Internet connectivity is used only for advertising distribution.