Joel Kotkin writes
…Rather than thrilling tweens with their first Tweets, technology companies may be shifting to far more important callings. In the Bay Area and elsewhere, firms are delving into promising fields including autonomous vehicles, machine learning, artificial intelligence, financial technology, biomedical research and even space exploration. These endeavors do more than simply keep people entertained and informed about their friends. They may create the basis for longer-lasting growth in the productive economy, not only here in California, but around the nation.
Read more here.