To be fair, the fire Rey produces technically isn't created from nothing. Just nothing that can be seen, which naturally would be perceived as 'magic' by those whose worlds function that way.

It's no concern to Rey, neither is it up to her to educate the bullshit scientific laws that are very possible by her world's standards.

She does blink when a few sparks fly from his fingers, a brow slowly arching as he offers up being something of a show pony.

"Cool shit such as...?"

Sorry, Taako. She isn't as verbose as you are.