Many people wants to make some profit later in the future. But you never know what will happen with the value and that is the problem.
We all hope that the value will rise in the future and that we can all sell it with profit later and that will be very good.
But I believe Satoshi Nakamoto planed the investment phases for bitcoin ecosystem in the beginning days of bitcoins to get popularity as a payment system. So, it is highly recommended to use it to become rich with by saving some bitcoins for some longer time.