Phoenix is known as the land of sunshine and real estate. But every so often you might hear someone compare Phoenix with Silicon Valley, the land of tech startups and innovation and billionaires and Tesla. Some have gone so far as to call Phoenix the "Silicon Desert." 
But when people talk startups, they usually talk about San Jose and San Francisco, Seattle, New York and Boston. What about us? How big is Phoenix’s startup scene? How is it shaping our metro and our future?