Christmas Clue Crossword

Named for Roman God Janus, protector of gates and doorways
It’s so fragile, even saying it’s name can break it.
What has a head & tail, but no body?
You can hold it without using your hands or arm.
Building that has the most stories
What tastes better than it smells?
What smells bad when living but smells good when dead?
The more that there is of this, the less you see.
Is built from the ground up to create multiple iterations
Makes Houdini unique, gives it power & where every action is stored
Series of small single-board computers
How many turtle doves
A dozen
Reason for the season