You might know that Google's algorithm is designed to judge whether the content
it crawls is quality and trustworthy. What you may not know is that there is a
team of actual people who are responsible for making sure Google is doing this
properly.
It's true. Google employs a team of contractors who spot-check the algorithm's
accuracy by manually performing the same Google searches that regular people are
searching.
Those algorithm spot-checkers are called Quality Raters (QRs). They're given a