Indeed, the popularity of these coins has all the potential for market strong competition. However, it takes a lot of years to mature and establish higher demands to cater or orders just to make it higher.
Those coins were already established and some even got an issue against SEC. They all got the potential and they've shown it already because all of them are listed at the top ranking of the market.
Not only with india but also for other bigger countries with having such top growing economy.
It is for every country that shall adhere to the adoption of cryptocurrencies if they're looking for its growth.