Bretlei
IP when used to mean Intellectual Property and Internet Protocol.
There are more examples of this that I can't think of right now. Acronyms should be defined the first time you use them and should never change meaning for the rest of the conversation.
He told me that it's a good way to get students to do some study/open up the text book when they wouldn't have without a punishment if they didn't.
This, in my opinion leads to more stress and more work on those trying hard to study AND do homework. Each subject wants at least 1 hour of your home time and a student can have anywhere from 2-8 subject to study a night.
I don't see the point in companies buying machines to replace humans if ~40% of the population can't afford to live let alone buy whatever they are selling.