What exactly is Big Data? This video defines and explains Big Data as well as Hadoop and MapReduce in simple language.
Rating Newest Oldest. Best Answer: Time is an illusion in that it's not a real, *natural* feature of the universe. Time is not absolute, meaning there's no Cosmic Master Clock that ticks off the correct time for the entire universe.
The fact that we think we know what past present and future is, is an illusion such as the theory of relativity proved with the fact that space-time depends on the inertial frame of the observer. Of course this can be aplied to space as well and everything in existence for that matter.