This is just water under the layers, right? Wasn't there an ocean of water trapped inside crystals underground like ringwoodite? I bet if all that water comes o

This is just water under the layers, right? Wasn't there an ocean of water trapped inside crystals underground like ringwoodite? I bet if all that water comes out, Earth will look like Waterworld. Like this one: https://www.npr.org/sections/thetwo-way/2014/06/15/322246690/deep-below-oceans-of-water-may-be-trapped-in-a-crystal-sponge https://www.npr.org/sections/thetwo-way/2014/06/15/322246690...