I think you're more describing a heuristic or a rule of thumb, aren't you? I think the root problem of all of this is that it's impossible to tell ahead of tim

I think you're more describing a heuristic or a rule of thumb, aren't you? I think the root problem of all of this is that it's impossible to tell ahead of time when it's more efficient to use shortcuts, and when it's actually worth the time to go through the exhaustive analysis.