Our association between Christmas and those colors comes in part from:

• old traditions
• CocaCola marketing

Basically, those colors have always been associated with this time of year and festivities of similar nature ever since ancient civilizations. And in modern times, thanks to the fizzy drink marketing campaign and the influence of the US on the rest of the world, the red and green image of Santa Claus and other decorations they became the default colors for Christmas worldwide.

Here’s an article about it. The Wikipedia page also has more info and sources on symbols of the holiday :)

I haven’t tried to check for display yet, I don’t have any mini HDMI cables on hand. I’ll try to get it connected to a display.

I was hoping to do the whole setup process “headless” but I guess I’ll find a cable and keyboard.