Don't even believe there are "experts", when one believes in the concept of expertise in the network, that is when they can even consider following whatever advice their "experts" gives to them; but if you do not believe in that concept, and you understand that every resource is available for you to do your research into the history of Bitcoin, then you will most likely make the correct decision more often than not. I am pretty sure users who believe in Bitcoin are not worried ny the dump at all. Just invest what you can afford to lose and remember Bitcoin is a long term investment as you hodl.