First and second: The ranking of San Francisco and San Jose, respectively, on a Fractl report of cities with the highest employment of data scientists . . . $149,000: annual income of data scientists in San Francisco, also the highest in the nation; it’s $146,000 in San Jose, according to Fractl . . . $27 million: cost of the second phase of the India Basin Waterfront Park Project in the Bayview; San Francisco Recreation and Park Department says it will be the city’s “next great park” . . . 28 percent: decrease in processing time for “over the counter” building permits issued by the Department of Building Inspection in February 2022 compared to a year earlier, according to the city . . . April 2: Earth Day, also the day when the Walt Disney Family Museum kicks off its new exhibition, Creative Conservation: The Art of Endangered Animals, part of its new Cause Awareness series . . . $500,000: the modern equivalent of the income earned during the 1904 World’s Fair from the sale of the first cotton candy — a confection co-invented by William J. Morrison, who worked as a dentist. After his patent expired, the next person to take over the cotton candy empire was Josef Lascaux — another dentist.