John's reply when asked how Google determines if a page is low quality. It's not due to individual things, but everything overall.
He refers to this blog post: developers.google.com/search/blog/20
Not the algo directly, but it represents what Google is trying to get the algo to do.
Conversation
The above is from the Dec 31 help hangout.
youtube.com/watch?v=MrgtKt
Also, for more on Google updates and the questions in the blog post on core updates, we recently published this (after HOURS of work)
mariehaynes.com/google-core-up
