Nah, I keep it in a mutual fund. That's the point of inflation — spend or invest, but don't just sit on it.
I sit on it while it appreciates.
Number go up.
The reason why it is capable of increasing, is because the number is fixed. Inflation would outstrip its value, if it weren't.
Bitcoin is useful. It has organic support. When it comes to storing value, other coins do not matter (nearly as much). Just ask PayPal, Mastercard, Microstrategies, Tesla, JP Morgan, GrayScale, etc.