Just guessing here, so I did a double blind study...had someone else pinch me...yep...still hurt. And I could be seen in their mirror too....so I'm going with existing.
If I didn't exist I wouldn't have to pay all the friggin bills I have!
Nah, it's all one glorious computer simulation, all of it. See the "Ship in a Bottle" episode, "Star Trek: The Next Generation." (wiki)
Now go prove it isn't so, and no circular arguments please.
The key elements in human thinking are not numbers but labels of fuzzy sets. -- L. Zadeh