It all depends on how well you understand Bitcoin.
The majority of those who buy Bitcoin today are investing with the hope of making an x10, x20, ...
Those who have understood why Bitcoin is the best savings technology - and they're bound to be in the majority here on SN - save the fruits of their labor within the Bitcoin system.
We are saving within the world's most secure decentralized network, with the aim of participating in the development of a circular economy centered on the Bitcoin system for the future.