Convenience definitely plays a huge role in the opinion of people towards bitcoin. A huge number of the populace are well aware of bitcoin's existence courtesy of social media and various news outlets that give out updates regarding said cryptocurrency, but only a small handful are able to invest because of the fact that not everyone is knowledgeable in the manner of bitcoin acquisition, while some just don't think that bitcoin isn't just worth the extensive, and expensive process of acquiring it. Still, in the following years we expect bitcoin to become more accessible to the common Joe, so we could see a greater increase in the volume of investors and supporters.
it's true as you said comrade, if only bitcoin was easy to use like fiat banknotes, most likely bitcoin would be more popular than now, even though bitcoin is still difficult for us to learn but now it can be said that there are many people who play in bitcoin, in when the pandemic hit the world, most people lost their jobs, that's where people started to turn to bitcoin, and try to learn bitcoin, and try to make money by playing in bitcoin.. although it's difficult but many people are familiar with bitcoin,
Fiat banknote literally took hundreds of years to become adopted, as technology and the human intelligence progresses, we may not need to wait that long to see bitcoin taking over the monetary scene. Just needs a catalyst that will spark people's interest towards bitcoin, and a much more accessible manner of acquisition for bitcoin.