> None of that ever worked properly, consistently, at google.

My experience is it worked pretty well on Google for a while, but then it got progressively worse.

Right, for this first 5 years or so, it worked. But then they started to optimize for “the masses”, and they don’t use boolean logic in queries.

	▲	toyg 2 hours ago \| parent [-]
		They optimized for ad impressions. There was no technical reason not to keep around a Boolean mode - some competitors effectively exist because of that single feature.