Density keeps going up on magnetic platters while prices keep dropping on a $:TB comparison. I see no reason to wish for HDD to ever go away so long as they are cheaper and better for mass storage.
It’s both, you’re mixing different phylogenies. Any alcohol prepared for consumption is a solution of water, ethanol, and various other substances (almost all water or alcohol soluble). Ethanol in aqueous solution is also a strong solvent (pure ethanol is a less effective solvent, but a solvent nonetheless).