Even in the prosperous Bay Area, “there’s this sense that there are missed opportunities by not having a larger cross-section of the community engaged in and benefiting from the economy, And there’s a sense that the prosperity we’re experiencing is not sustainable if we stay on the same trajectory.” The Federal Reserve, the International Monetary Fund, the Organization for Economic Co-operation and Development, Standard & Poor’s and a growing number of economists — authorities the private sector pays attention to — agree. [...] they say, income inequality is a major obstacle to economic growth. Though we’re yet to seeing any net decrease in say, corporate compensation, “there’s a lot more discussion and reflection about it in their ranks, and that’s usually a precursor to some sort of action,” said Blackwell, who has participated in some of those discussions. Last week, AT&T announced a grant program for nonprofit and for-profit ed-tech ventures focused on sharpening students’ employable tech skills. [...] last week, Wells Fargo donated $3 million to the U.S.