HODL is the name of the game at the moment. You can spend it for random crap, but BTC is for the long rund and not for the quick buck .
Could be, by there are could be bitcoin enthusiast who want to test it's use case as a mode of payment. So you can't blame them for using their precious bitcoin. Here are some good companies retailers accepting
BTC as payment.
https://www.buybitcoinworldwide.com/who-accepts-bitcoin/Endless debate as to whether we should spend our bitcoin. Really up to the individuals preference and I'm sure that those who are using it should not regret their decision.