I think the more there are such platforms where you can quickly find information, the better. I use different resources and everywhere the information is different and it's good, so I learn different points of view.
Well, I think you can find these useful if you are a focus on researching on crypto related matters because this is its one unique features.
Yes, you are right, a lot of people will learn more about cryptos and how blockchain works. I really hope that the devs are serious with this project and also hoping that they will their best to make it successful.