Predictable, certainly. Consistent, not so much. They seem to start with a decision and work their way backwards through the reasoning, cherrypicking from a v

Predictable, certainly. Consistent, not so much. They seem to start with a decision and work their way backwards through the reasoning, cherrypicking from a versatile and whimsical set of "principles". Originalism not cutting it, try textualism, conservatism, or maybe even a little liberalism if you want to spice things up! If none of those are really doing the trick, there's always the "tradition" sledgehammer that you can use for anything you want.