PLenty of things need that level of accuracy. But it isn't just about the accuracy it is about the immediate degrees of drift that can occur. With GPS time dis

PLenty of things need that level of accuracy. But it isn't just about the accuracy it is about the immediate degrees of drift that can occur. With GPS time disciplining removed a crap OCXO (and there are plenty) will wander off back and forth in mad errant degrees. With this used to discipline dozens of other hosts results are not always pleasant.