Not sure about the other but PoppinKREAM became known on Reddit during the Mueller probe for very long, very well researched and cited comments mostly related to politics. Their citation style in particular meant their comments got tons of Reddit awards and were highly visible.
Definitely a huge overlap but mostly just because these are classic and great tropes from English-language literature. I doubt Dune was a major inspiration for WOT.
Aes Sedai - Bene - Moirai/Weird Sisters Moiraine is literally named after the Moirai
Paul/Rand are regular chosen ones with the foreign savior theme of Lawrence/Heart of Darkness added on for good measure