I even read news airbus was ready to return the deposited money, and NAC indeed got the letter but that letter was made gayeb b4 reachuing media.
And if you check the price of plane, it has almost doubled by now. His mistake was that he told in the media that he has trapped the government by signing the deal which is his dumbness, should have used diplomacy to deal with the issue.

This incident reminds me of ARUN hydro[power III which got canceled with no reason, See the country is facing power crisis, should have that been bulit at that time,  power crisis