the United States Federal Reserve has added $210 billion to the market over the past two months an amount greater than Bitcoins entire market cap of $167 billion and one that could make deflationary assets such as gold and Bitcoin attractive to investors.
There are trillions of tons of gold just waiting for to figure out how to get it. Actually trillions of trillions of trillions of tons but most of that is more than a light year away from us.
BTC is limited, on the other hand altcoins are not.