Answer:
Once they sailed the sea, now they surf the web
In the forest, this blends in just right, but every December it is covered with lights. What is it?
Neither bought nor sold but more valuable than gold. It is built but not by hand. What is it?
I have an eye but cannot see, You'll head inside when you see me.
Stealthy as a shadow in the dead of night, cunning but affectionate if given a bite. Never owned but often loved. At my sport considered cruel, but that's because you never know me at all.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?