The point is that if I want a can of sugar water (or aspartame) I can reliably find one. I'm unlikely to pop the tab and find kombucha or sand. 'Companies are

The point is that if I want a can of sugar water (or aspartame) I can reliably find one. I'm unlikely to pop the tab and find kombucha or sand. 'Companies are out to make money' is not the debate trump card you seem to think it is. In fact the same view is embedded in my previous comment. The question is, given it's true what's the range of phenomena that result, what works well, what badly etc?