g1smd - 4:22 pm on Jun 26, 2011 (gmt 0)
Why would you want to introduce ambiguity into what you print?
Why would you want to add the "centuries problem" into what you print?
A European citizen, working for a US company in Japan tells you the order must be completed by "12.10.11". Do you have 3.5 months, 5.5 months or 15.5 months to complete this task?
2011-06-26 as YYYY-MM-DD is the ONLY date format that is understood in every country of the world.
They baked that into ANSI X3.30 in the late 1960s, ISO 8601 and EN 28601 in the mid-1980s and RFC 3339 in the early 2000s.