Even MPesa has more usage than crypto has in more countries since it was launched around the same time that Bitcoin was released.
Even with all of this, cryptocurrencies such as Bitcoin having sluggish transactions per second causes those to just use centralised systems such as UPI.
Those in crypto circles keep heralding the phrase 'banking the unbanked' but it seems that those people in 'unbanked' countries have built a better system than crypto was intending to solve in under 10 years.
It stands to question crypto's relevance in the first place as a means for payments (not speculation which it is mostly used for)