San Francisco has been a Tech hub and cradle of the most computer related companies. The most attractive thing about San Francisco is observed to the pay scale in the Tech companies. The pay scale in Tech has grown by more than 80% between the year 2007-2015, That certainly makes it an accretive place to be I that city for someone working in Tech. However, between the year 2015 – 2016 the growth has not been more than 5%. The tech companies and the tech jobs have also been growing constantly
In manufacturing sector, right after recession on 2008, market had been going down and establishments, job and salary was going down steadily, but right after year 2015it is observed that the manufacturing sector has been revived, and jobs have been increasing and so as the pay. This increment is assumed to be the by-product of the robotics & hardware advancement in the Silicon Valley. As the tech companies growing in robotics, they probably need more and more hardware and the manufacturing industries have been doing better in recent time.