Nobody is saying that buying at the dip is bad or wrong but you don't need to use it as your primary accumulation strategy as a no coiner or low coiner. You can use buying at the dip to supplement your ongoing DCA, instead of just waiting for fun to buy only at the dip. If you plan to buy only at the dip. you might keep on waiting and waiting without buying any bitcoin in the long run because bitcoin might not dip when you expect it and when it comes, might have spent the money for other important scenario that played out during your waiting period. The dip is unpredictable which makes it not advisable to use only. You can set up a reserve funds to buy only at the dip.