Of course there are, there are already many people in this world who are rich because of investing in bitcoin. if we look at the price of bitcoin at first it was only $ 1 but now the price of bitcoin has reached $ 45k. it was so amazing. People who have long invested in bitcoin are certain to become rich.
The size of rich is different every place, if in the USA have $10 million not yet rich, but with $10 million in my country then already rich, with a price of $45k then bitcoin can make me rich if I have at least 200 btc, now I have around 0.0157 btc and wish I could rich if bitcoin price reaches at least $1 million.