Started getting into pure javascipt recently and didn't realize how powerful and useful it is. It's not that I haven't used it before, but I relied more on back

Started getting into pure javascipt recently and didn't realize how powerful and useful it is. It's not that I haven't used it before, but I relied more on backend programming in which I just passed everything to the back rather than understanding how much I could do on the frontend before I passed anything to the back.