American citizens & pickle and should either be eliminated or FAR stronger limits, controls and oversight put into place. It has already been severely abused and those abuses are likely to grow rather than recede as people get acclimated to the government recording all of their phone, email, texts, etc.
https://www.eff.org/nsa-spying
https://www.expressvpn.com/internet-privacy/guides/nsa-spying/