Dumb question: Who issued the Bitcoins in the first place?
Another dumb question: Whats to stop that person from issuing more?
Supposedly, there is a 21 million coin limit.
Other crypto-currencies and private currencies also exist.
Amazon bucks?
Now, ask these same questions about the US dollar.
Difference between BTC and USD? USD is inflated at the whim of the Federal Reserve, with no limit.