With all of the money and time spent building up a vast infrastructure around domestic and international spying, the people in charge are only grudgingly going to relinquish any of their power, Constitution be damned. What's likely to happen is that even more money will be lavished on these programs to install some toothless watchdogs who occasionally make vague statements about how much improved things are getting. Be a nice job for coasting into retirement, time to tune-up the resume.