The NSA isn’t going to remain above the law forever. Already public opinion is changing, against the government and their corporate collaborators. If you want to keep your users’ trust, demonstrate that you were on their side.
An excellent commentary by Bruce Schneier. He makes not only a moral case, but an economic one as well. “Fighting [government overreach] will cost you money in the short term, but capitulating will cost you more in the long term.”