Almost all cryptocurrencies are priced in terms of Dollars (or potentially any of the freely convertible currencies). Wider adoption would actually result in wider use of these currencies. So cryptocurrencies are not a threat to convertible currencies as they are to the Rupee, which is not an international currency.
Sound fiscal policy is a pre-condition for sustained competitiveness  Some observers are concerned that fiscal consolidation at the current juncture might dampen economic growth and also provide negative externalities by constraining demand for trading partners. I disagree with this view. 4 On the contrary, I see three main reasons for fiscal consolidation being presently positive for medium-term economic growth and competitiveness.