You are all interpreting this wrong. In a population with no preexisting immunity to either virus, flu would spread faster than COVID. But there is widespread

You are all interpreting this wrong. In a population with no preexisting immunity to either virus, flu would spread faster than COVID. But there is widespread immunity to flu (from both vaccines and exposure). There is ZERO immunity to COVID. So IN PRACTICE, this new disease spreads MUCH faster than flu.