.....meanwhile the Bank of England reckons that "the UK economy will grow by 9% in 2021, 3.5% in 2022, with the economy forecast to get back to pre-Covid size at the end of 2021".
A lot of travel is of course discretionary and whether the travel/tourism/airline industries will recover at that rate is certainly debateable, but realistic positivity - rather than blind optimism, or the complete opposite - will make it more likely in my view.
Although I'm a SOU supporter (and until earlier this year a fairly regular user) I think talk of an EZY base reflect the former of the two ends of the spectrum mentioned above.