The energy is palpable in downtown San Luis Obispo at lunchtime on Thursday, May 27, as visitors with and without face masks wander around the city's hub. Streets that were practically deserted a year ago are now buzzing again with shoppers, diners, and workers. "We've seen a return of the downtown cycle," said Bettina Swigger, CEO of the Downtown SLO association. "There's the morning crowd, the lunch crowd, the afternoon crowd, the dinner crowd, and the nightlife. For a while, that wasn't happening. And that was very strange." click to enla...