I still remember the days when patching via the internet was uncommon, and games were generally released 'good to go' from day 1.
There's definitely a grain of truth in what the OP is saying.
Civ6 is NOT worth paying for at full price right now!
I was gaming before the internet became mainstream. I've witnessed the growth of PC games from the humbler Civ I and Diablo to the far more complex Civ VI and any of the new MMOs coming out this year.
Times have changed. Either change with them or become a grumpy curmudgeon. The choice is yours.