President Donald Trump signs the H.R. 748, Coronavirus Aid, Relief, and Economic Security (CARES) Act, in the Oval Office of the White House in Washington, DC, on Friday, March 27, 2020. | Erin Schaff/The New York Times/Bloomberg via Getty Images When you ask people when they knew Covid was going to be a huge deal, they give a range of answers. “When Tom Hanks got sick” is a popular one. So is “when the NBA suspended the season.” The most plugged-in people will sometimes cite early rumblings f