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.
Illusions are special perceptual experiences in which information arising from ârealâ external stimuli leads to an incorrect perception, or false impression, of the object or event from which the stimulation comes.