I think that's all just a bit of luck that I've gotten to do such different stuff. I don't know if it's a good thing to not do something, just 'cause it's too similar to what you've done.
Many Americans celebrate both Christmas and Xmas. Others celebrate one or the other. And some of us celebrate holidays that, although unconnected with the [winter] solstice, occur near it: Ramadan, Hanukkah and Kwanzaa.