For real.

that service will keep working until the next billing day

You wish. I have had one too many services that cancel immediately upon request, even if you paid for the month 3 days ago.

If you didn't budget for it or your intended to cancel it

Ok, Mr. Moneybags who's never had an overdraft fee

(JK, I don't know you or your life, in case the reading comprehensionless mob comes for me)

The feeling if a greedy stranger came up to you and snatched your Starbucks Cake Pop right out of your fingers before you could enjoy it but actually you forgot you were just holding it for your wife. You would rather be home but “brunch with the girls” every month was YOUR idea! It’s all your fault but you’re still salty they stole that delicious moment of sugary bliss from you without any warning and now you have to go home, cake-pop-less and cry your broke ass to sleep.

Weird flex.

I've got better things to do with my time than manually enter the electric / water / whatever payment. I'm not ever going to choose to not pay it or dispute before the due date. Ever.

I think you mean always put everything on auto pay.