We thought it would be an insult to put you in the same category as small time devs like SciresM - we are saving you for the super dev tag.
I will say YMD is used in research because it's easier to sort daily data entries over a long period of time I think different formats are good for different use cases
YMD is used in research for archiving purposes since it would be a pain sorting it by day rather than year:p