SHREWSBURY — Karl Sachs, owner of Sachs Jewelers on Route 9, spent the early days of the pandemic like most of us did: at home and plugged in. "We shut down, basically locked up everything, and watched the news," Sachs said. "We watched Gov. Baker's conferences every day, and as the country shut down — we're involved with several jewelry organizations — we sat in on many Zoom meetings, had discussions about how we were affected, what insights we could gain, etc." And while business has bounced back since his store reopened June 8, Sachs noted that he essentially lost a quarter's worth of revenue...