If you want new people to know about the advantages of Bitcoin then it's not the place, we all here know that. But your points are valid, can't deny that.
Everyone will explain the benefits of bitcoin depends on the category or aspect it understands bitcoin, I believe that the advantages or benefits of bitcoin depends on the what you have achieved from bitcoin, so I know quite well that many people will give different reasons of bitcoin benefits, from my perspective bitcoin is important in aspect of intercontinental transactions, so therefore I believe that bitcoin shortened stress of sending money through union bank across the nation, bitcoin is the most fastest means of sending money to someone who is far from your continent and it received without delays, so that's one of the important thing concerning cryptocurrency and mostly bitcoin in particular.