Nowadays many people are starting to invest money on bitcoin or the buy bitcoin..is this a good approach?
to buy bitcoin with money? yes it is good as long as you are not investing all your life savings in bitcoin. just invest as much as you can afford to lose. and hold it in cold storage long term.
How this will influence us in future?
who is "us"?
True, there's no point on rushing and giving all your savings to an investments. Always leave a portion and allot a certain percent of your savings to investments in that way you don't risks all your savings and you have money ready whenever you have and emergency.