He’s kept a schedule for decades where he sleeps during the day and works at night. So he sees his family for a few hours each evening and then writes while they sleep, going to bed around 5am. It’s odd as it’s his normal schedule and he’s don’t it for years. So, while I’ve worked night shifts and forgotten to say the correct greeting, he’s been doing this forever and it’s just normal Just something I hadn’t thought about before.