This is an independent commentary. Have your own opinion? Write it! Email it to hoa@ivn.us On the sidewalks throughout San Diego, you may have noticed that booths have set up shop and started selling goods. Sometimes it takes the form of t-shirts. Often it’s a sizzling grill. Maybe you will see crystals or someone’s art. But there is no mistaking that commerce now exists where once only public use was allowed. This is a result of former Gov. Jerry Brown signing into law Senate Bill 946 in Sept...