You can see the price increase is very sharp, so it could be a bubble.
However the global economy is so fucked up,that it could not be as well. It can be just a late reaction of traders worldwide that discover that bitcoin is the real deal.
The price rises so fast. It could be a bubble.
The world economy is not too bad. If 1% of Wall Street money comes into bitcoin, the price will be much higher.
it's always a bubble, i never seen a price increase that then does not go boom, and return even partially to the main, you should always expect a dump after a pump, no matter the entity of the pump