"It would be comforting to think that Thomas' shady behavior was an anomaly, but it's actually just the most egregious example of trends that have made Supreme Court justices seem more like hypocritical and partisan politicians than disinterested jurists. If left unchecked, the court will seriously damage its public image.
The problem has two roots: changing social norms and lax ethical rules governing the Supremes. The former is beyond the scope of our government but the latter isn't, and Congress should act."
Bed Adler, writing in Salon, has more here.