Does some branch of history as a science specialized in dates (in the sense of time, not romantic involvement)? Or is it a task too small and too important for not being everybody's business?
closed as unclear what you're asking by Pieter Geerkens, Mark C. Wallace♦, Samuel Russell, Lennart Regebro, Kobunite Feb 9 '14 at 8:54
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It is worth noting that time determination is not a trivial task in computing, despite a standard being developed for it: ISO 8601. This is due to issues such as cultural differences, calendar changes, intercalcary months, weeks, days or seconds, daylight savings changes and time zones.