I’m not suggesting there is no social utility to the attorney-client privilege. The client certainly has a need to consult counsel in confidence. But what about when there is no client anymore? There is no one then to embarrass, no one to prosecute, potentially no one left whose ox could be gored.
Same-sex marriage and public acceptance of legal equality for LGBT folk has broken out of the beachhead phase; defenders of inequality have turned to erecting enclaves for discrimination like the failed “religious freedom” law in Arizona. Marijuana legalization is still in the beachhead phase. We’ll know it’s broken out when enclaves start being built against that. But redoubts almost never hold.
When government acts, people’s lives change, both for the better and the worse. The three layers of government programs (the Santa Fe tracks, 66 itself, and I-40) sometimes simultaneously visible from Route 66, exemplify that.