Why our Christmas music is still stuck in the ’50s

What we think of as "Christmas music" is really just a seasonal exercise in baby boomer nostalgia.

That, at least, is one takeaway from the list of the top 30 most-played Christmas songs of all time, compiled by the American Society of Composers, Authors and Publishers (ASCAP). Nearly two-thirds of these songs were written in the 40s and 50s -- when the baby boomers were small children.