Third-world countries can counter inflation using Bitcoin. Devaluation of the currency is a major problem, and using Bitcoin, they can avoid this devaluation of money, and BTC can be used as a hedge. By regulating Bitcoin, they can influence the general public to invest and store their money in Bitcoin and fight inflation. Facilitate buying and selling of Bitcoin by making a crypto exchange. By implementing a tax on crypto earnings, they generate revenue for welfare projects.
The major concern in doing all this is Bitcoin volatility. Mostly, the less fortunate countries are not implementing this idea because bitcoin prices can not be predicted, and they can lose money. Financial literacy is another major concern in these countries.
Will most people accept Bitcoin and get used to it?
Its great to have Bitcoin as a hedge against falling prices and to get money from taxes on crypto earnings, but the idea is based on the assumption that people know a fair amount about money. To use Bitcoin well, people need to understand how it works. You are right to be worried about how volatile Bitcoin can be. There are two side: it could give support, while it might not.
Governments promoting Bitcoin trading and crypto exchanges are good starts. But what about the prices of infrastructural development? As well as being physical, it is also educational. Its an uphill climb but, without a doubt, a climb worth considering and debating further. This has a lot to unpack and understand