The difference is significant. I lived in Cleveland, OH for awhile, and their city has some of the best tap water in the nation. Did a stint in the Bay Area and

The difference is significant. I lived in Cleveland, OH for awhile, and their city has some of the best tap water in the nation. Did a stint in the Bay Area and the difference is immediately noticeable, and this was before anyone brought it up to me or I had read about it, so there was no chance of being influenced by prior opinion.