Yeah, that is largely true.
This is a sad but important reminder that wet slides, while USUALLY smaller and slower than slab avalanches, are still massive and very dangerous.
A young man in his early twenties went missing in the Sierra back in 2015.
WZ Post. They found his body in a slide path near the WZ in Meysan Lakes. I don't think it was a wet slide, but that tragedy highlights the need to be diligent in the mountains.