Protip: You are welcome to use any system you want when writing - including keeping separate files for each chapter. But when you send it to an editor or reader, PLEASE don't send a large group of separate files which aren't even numbered. That makes steam come out of our heads.
When an author says "I will explain this at a later point, but now..." about thirty times and it's halfway through the book that later point starts to look like it will be in the sequel and not the actual damn book in question
Realizing that I should not be marking up a manuscript with commentary after drinking wine because my detached professionalism is fraying and giving way to increasingly snarky barbs driven by irritation
Yawgmoth has a thing about plumbing, my janitor wants a word with that guy. Not that he's invited back, last time he drank a lot of White Claw and embarrassed himself with an off-key cover of a Duran Duran song
I can forgive the karaoke but not the White Claw, why did he even bring that crap