DrMartin Hilbertof the University of SouthCalifornia, who carried outthe study, admits that the Numbers involved are too large to comprehend - but that they aredwarfed by nature.
In a 2011 article for the scholarly journal Science, researchers MartinHilbert and Priscila Lopez estimated that the entire processing power of the world's stock of general-purpose computers in 2007 more or less equaled that of one human brain (about 6.4 quintillion instructions per second -- the standard measure of computer speed).
Martin Floss, a professor and director of the Institute for Law and Justice at Hilbert College in Hamburg, New York, said that for the past 15 years, crime rates across the board have dropped to historically low levels.