The pressures on the housing market caused by tech workers working in Silicon Valley but living in San Francisco is a hot-button issue right now in the Bay Area. Recently, shuttle buses running from SF to the Valley have been a target of protests.
This is an exercise in what it would take to provide housing and urban density on the tech campuses themselves.
more images at
https://sites.google.com/site/techcampushousing/
Made with Sketchup, Fotosketcher, and Photoshop.