Flight JQ474 has taken off from the centre of Melbournes covid-19 hotspot, the plane can hold a maximum of 180 passengers, and as of 10am this morning there was only 1 seat available. Jetstar does have a Covid-19 plan and says contracting Covid-19 in a plane is relatively low. Jetstar says they are social distancing boarding by staggering the boarding procedures to prevent overcrowding and extra cleaning is happening on all flights. However the risk for people leaving Melbournes hotspots, already having Covid-19 without knowing is real and the potential to spread the virus once they arrive. NSW has just...