It is too difficult to know how many people know about cryptocurrency because we come from many countries and we don't know how many people in our country that join in the cryptocurrency. But I think the number of people that enter will grow day by day especially if there is good news about the cryptocurrency so they can know and I am sure that they will start to learn more about cryptocurrency. Soon, after reaching more people, they will help to promote the cryptocurrency to other people, and this can make cryptocurrency will grows fast.
Very few people know about bitcoin and cryptocurrency overall. In my community most people do not know about cryptocurrency and they will take long time to get awareness about cryptocurrency and bitcoin. They will take long time to put their money in crypto and use it in the future. But I am sure they will get into cryptocurrency in the future because it is the future currency.
In the last few years a vast majority of people came to know about cryptocurrency and invested in it which increased the market cap and now it is in trillions. With the passage of time the rests will also in into this world. We should wait for some more time. crypto is the future currency and one day the whole world will not only invest in crypto but also use it as their regular currency.