but they haven’t. They won 5/9 domestic trophies available to them under Guardiola in the three years he was there and never got beyond the champions league semi finals.
Since then they’ve won 7/9 domestic trophies available to them and not got beyond the champions league semi finals.
They’ve improved.
Barcelona got 100 points the season after he left. Barca finished second in Pep’s last season in La Liga. They improved too.
As you probably know yourself it’s hard work being right all the time on the internet and I imagine being wrong all the time would require immense dedication. If that is indeed his game then I can’t but applaud his herculean efforts.