We're all speculators here and whoever has the say that has a sense, maybe you can rely on that. But if experience wise, this is always like this and you know it.
After the dump, there's a recovery period that will come back and it won't always be at the bottom. Right now, if you're into this opportunity, DCA is the perfect strategy as you've already known.
I'm sure that it will recover although we won't be sure how long until it goes back to $40k.
We need time until we see the market goes back in being green again. This is to be expected as for the consecutive past months, bitcoin has performed very well for a quick pump and that won't happen forever.
If you're okay to hold for that long, then do it. There are many of us here who's even holding since the last bear market of 2018 until now, so this is easy.