Artificial Intelligence Revolution: Hype, Scam, or '' Big Brother ''

What is behind Artificial Intelligence? Artificial intelligence can be defined as a science that modeling intelligent human behavior. This definition may have one significant drawback -- the concept of intelligence is difficult to explain in principle. The problem of defining artificial intelligence comes down to the problem of defining intelligence in general: is it something in common, or does this term combine a set of disparate abilities, and even more as individual or even collective abilities? To what dimension can intelligence be created? Is it possible to judge the presence of intelligence only by the observed behavior? What is human intelligence and especially the intelligence of a machine or program?