The Joint Venture Silicon Valley public/private partnership has issued its RFP: The group of cities, counties, governmental bodies, and corporations want a wireless network of some kind–technology isn’t decided and could be a broad mix–that would cover Silicon Valley. Winning vendor(s) will be selected from the respondents to their RFP by September, and recommended to the 16 cities, San Mateo County, and 16 other jurisdictions that have signed on. I wrote in January about the scope and nature of this 1,500-square-mile potential project….