Academic libraries work, although you need to actually go or be affiliated in a way that gives you their online access. The paywalls (ACM, IEEE) are what they

Academic libraries work, although you need to actually go or be affiliated in a way that gives you their online access. The paywalls (ACM, IEEE) are what they are. Sometimes, not always, if you find a paper behind a paywall but look at the personal or academic home page of the authors you will find pre-print PDFs of the article you are after.