There's also people who have already had Covid-19, which adds at least another 10%, and probably a lot more. With vaccinations rolling out, case loads and hospitalizations should continue to fall rapidly.
Quarantines, lockdowns, closures and mandatory masks and social distancing bring their own problems, including deadly problems. Governor Abbott made the right decision. The time has come to return our schools, shopping and places of employment and recreation to normal condtions.