What really constitutes a Gen X-er?  One speaker I heard at the HR Symposium last week said that Baby Boomers have birthdates through 1975.  That pissed me off, because that puts me in the category of a Baby Boomer, which I'm not.  I'm Gen X.  Some websites and speakers on the generation say that Gen X starts with people who have birthdates in 1961; one says 1964.  One says 1967.  You can probabl…