Answer:
What is easy to get into but hard to get out of?
I will go within you and destroy you. Only because you wanted me too
What can be as big as an elephant but weighs nothing?
One simple click, one simple flash. A piece of memory, for years I'll last. What am I?
I move without wings between silken strings. I leave as you find my substance behind
The answer I give is yes, but what I mean is no. What was the question?