That will depend upon testing. In addition to the Santa Clara study, now there is this below. If the virus is 12x or 50-80x more endemic than the current statistics show, the answer is pretty close to "now." https://news.yahoo.com/test-200-peop...144732703.html
Sorry, if you’ve missed my 90 posts on this. If you could test and isolate you’re talking 4 weeks to Opening Day.