Yep, been there done that.
And .. run the espresso machine with the PF and no basket (basket all ready and tamped), but forgot to put it in the PF).
Or run the machine with the cup and no PF.
Or forget to tare the scale.
Ground to little, too much, to coarse, too fine, too short, too long (I thought I changed that, didn’t I?).
Now I have a Decent, which gives me 100 more ways to f****up.
I you can think of any way to mess up, I’ve been there and got the t-shirt. Usually first shot of the AM. 🥱
With age comes wisdom and experience, thank god for the wisdom and experience, because it does help make up for the forgetfulness.