Answer:
I move without wings, between silken strings. I leave as you find my substance behind. What am I?
What is harder to catch the faster you run?
You find me behind the stars; or in a sixth seventh or third. It takes something round a computer and me to make pie. I am bigger than anything you can think of.
If you lose me, you may cause people around you to lose me too. What am I?
I describe a toilet cleaner as well as one of Santa's reindeer
Before Google, we actually had to physically look things up in this building full of knowledge.