Bitcoin will always be profitable in one way or another and it all comes down to convenience, expertise, and the need to do so. And most investors choose bitcoin for the long term because it is an ideal option and definitely profitable, including me who did, because most do not like it because of its volatility but for the long term bitcoin always gives a good return.
and trend
what happened to bitcoin was also one of their strategies to collect and store it for the long term and for bigger profits.
I'm not sure 'collecting and storing' Bitcoin is really a 'strategy' so much as it is just...buying and holding. But hey, if it works for you, more power to you.