Especially, when the main focus point of the market returns to profit rather than safety ( when we see much fewer COVID-19 cases and deaths around the world ), BA would lose a huge amount of customers, especially with the paid checked bag method.

Airlines would be offering us ( passengers ) more things than usual, in order to make airline travel more alluring. If not, people would shift to traveling on trains, buses, cars, ferries rather than airplanes and pay less.