So typical of these people . . and the shows they appear on . . to have no idea of anything outside of their 'privileged' comfort zone.
Bought my first house (3 bed terraced) in 1972 at 18 years of age . . on apprentice wages. Try doing that now
The infamous 'affordable housing'* is the only realistic option for many nowadays . . and they're lucky if they can afford that.
*2 bed rabbit hutch