What else is there? Bitcoin is an investment, so this is important in the same way that the price of gold climbing like this would be important.
The volatility was solved by the payment processors. In any case the big payment processors support both now. The higher than credit card fees though did kill the use of Bitcoin Core as a payment method in ordinary transactions.
Bitcoin fails every imaginable property of investment vehicles.
Exactly.
Every cryptocurrency discussion is an Eternal September [0] that recycles the same, tired, 10-year-old arguments.
Pretty soon some smart guy will pop up to educate us on the Dutch tulip mania of 1637, how Bitcoin isn't "backed" by anything, or how the US dollar is "backed" by taxes and the military.