[b_t_s]

I would consider that to be their primary job function. Especially at the higher levels. The rule of law would break down if they didn't. Laws are like product specs. They cover the core stuff as best they can, but there are invariably areas where they are a bit buggy, ambiguous, and incomplete. We already have problems with loopholes, but if judges weren't allowed to to exercise some degree of reasonable judgement when things are not 100% crystal clear those problems would be orders of magnitude worse.