India, with its relatively strong believe in the freemarket and better demographics as it will be soon the largest population on earth, probably could soon overtake Japan and Germany economically to take over the 3rd place in the global economy.
The country could be one center of growth in the 20s. And with its history of being in love with gold it is quite realistic that the tech-affine young generation could easily allocate growing amounts of their ressources to Bitcoin.
Here are some graphics: https://twitter.com/ThomasKolbe11/status/1609792881098690560?t=1aZVn8RYAYD4j0VpYXyv5Q&s=19