Non-operating activities include interest expenses, tax rates, and large non-cash items such as depreciation and amortization. By removing the non-operating effects, EBITDA gives investors the ability to focus on the profitability of their operations.
Thomas Edison once speculated: Genius is one percent inspiration and ninety-nine percent perspiration.
Typically, a genius is someone like Mozart, Einstein, Socrates, Beethoven, or Darwin. People whose mental capacity or discoveries or creations are far beyond other people's. Lionel Messi and his work are very different to what those guys did.