The most egregious example of a huge site doing things that smaller sites are not allowed to do is ... GOOGLE! Recently, I've seen its "survey wall" cropping up on more and more sites. It works like this: You do a Google search. You see a link to an article you want to read. You click through. You're met with a message that tells you that if you want to actually read the page, you have to complete a survey. And the w…
For example, if I'm looking up homework help for second order differential equations, I'd see something like this[1] in the Google results. Does anyone know why is this not being penalized?
[1] – http://www.chegg.com/homework-help/questions-and-answers/1-f...