Compared to this history of Atomic Clocks at NIST and this chart of accuracy, I'd say my NTP Server is in the 50yrs behind the curve. lol At least its portable. History: http://www.nist.gov/pml/div688/grp40/nist-clocks.cfm Chart: http://upload.wikimedia.org/wikipedia/commons/9/9a/Clock_accurcy.jpg