Answer:
I cannot be felt, seen or touched; Yet I can be found in everybody; My existence is always in debate; Yet there is a style of music named after me.
Two year-old children who throw tantrums get this nickname. So did the tsar "Ivan."
In the sun it likes to play; In the rain it goes away; Walk or run it always follows; In the mud it always wallows.
What do we see every day, kings see rarely, and God never sees?
A tower at the root of all confusion.
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?