Can cryptocurrencies like Bitcoin survive scrutiny from central banks?

Due to restrictions on the limit of Bitcoin transactions which can be completed in a day, cryptocurrency is unable to fulfil the basic function of money at times

The future of money looks very different in the world of cryptocurrencies. There is a growing consensus among businesses, investors and countries (Venezuela in particular) that these alternative forms of online money are going to dominate payments in the next decade. There may be agreement on the potential, but quite how regulators and central banks will respond is still up in the air.

The combined market value of all cryptocurrencies in circulation reached US$170 billion by the end of August 2017, 850% higher than at the beginning of the year, according to CoinMarketCap, a leading crypto coin prices