He's been great, only crying once when he wanted me to hold him while I made him noodles. John's now home as well, and it helps just to have him around.
I'm gradually building a mental model of things, and figuring out what I can't do anything about and what I can to to manage the parts that I can influence. It should be better.
Jet's not showing any signs of asthma, so that's all to the good, he's just really tired and cranky from the cold and likely to get better with rest and time. It's good, though, that I can spend the day with him.