Experienced people will never buy Bitcoin when the price is rising, they tend to wait for the price to drop and then buy and store it for a certain time to take big profits later. Therefore, in investing in Bitcoin, never FUD and FOMO and must be able to manage emotions so as not to get caught in big losses.
For trading perspective provably yes. But we are not talking about that here. People engaging in long term investment is discouraging any discussion about that since the risk to lose is so high.
Instead of keep looking forward about the dips much more better for you or other people to spend some time to learn about holding since for this you will not worried about your entry price since any figures either bitcoin is pumping or dumping is good price to accumulate. Fuds and FOMO's will never affect your feeling if you choose bitcoin for long term and use DCA for building up your protfolio.
Check the benefits for using DCA since for sure that you will notice or figure out that you are engaging with low risk investment with bitcoin.