One of the great things about YYYYMMDD is that if you sort it lexicographically you get it properly sorted!
Yes! This is what bugs me about all the international date "standards" -- none of them sort naturally. The only tweak I use is for human readability, YYYYMMmmmDD, where mmm is the 3 letter abbreviation (in the language of choice), which helps the mildly dyslexic distinguish 5 March and 3 May (though maybe that's the hardest one).
Quantum Mechanics: The dreams stuff is made of