Answer:
You used to come to me for all sorts of information and knowledge before the internet was born
I don't live within a house nor do I live without. Most will use me when they come in and again when they go out.
I am easy to see, but no one likes looking at me. Without me, there would be no you. What am I?
I can be swallowed But I can also swallow you.
I let water fall on you while everyone else stays dry.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.