From here to Alpha Centauri

Entrepreneur Barry Wise had been working on the back of successes of the legendary Musk & later his son in the early 2020's, now the year is 2305 and Earth had suffered another virus manufactured in a Chinese laboratory as a depopulation influenza targeted to reduce their own population of 2 billion, mainly those with PEHC & the elderly.

As per TIMC of which fellow ManUni alumni ProBriCox jointly presents the chances of humans with techno we have is ~10^24 whereas MW stars ~4x10^11, so we are most likely the only civilisations of this level in MW or even the 1st; but FossilFuels are essential to this space exploration, but crazily Bri seemingly supports an-Anti FF agenda as he maintain his BBC job I'd conjecture (Soz Bri).
We haven't detected any others, and I helped SETI & friends work(ed) as famous J.Bank.
Mars is just possible but many will die, and maybe we can stay 4 days to 4 months at most & the motivation to do so must be strong.
He's a good Science communicator nevertheless but he has his obvious limits, you spot them when he calls people "Knob" so reverts to Ad Hominen when he can't explain his rational.