I live in the Mission, and I agree with you. Oakland is 30 minutes away from SF. This is like moving to South San Francisco and claiming it makes a makes a substantial difference to your business. You're still in the middle of the bay area.

In terms of diversity, socioeconomics, density and weather: absolutely.

You'd be amazed at how attached to the city some people are here. Not to say that's a bad thing - but it's definitely obvious.