Zero for me too, but boy are people quiet about it. Almost taboo to let on that that is the arrangement
-Random manager ca. 2018 when I explained I couldn’t join an 8 AM meeting because I had to take my kid to daycare.
Try watching The Dawn Wall or Free Solo, keep notes, and fill in the blanks on how long they were gone from family. It’s a canned example of how it gets glossed over.
The same attitude as towards gear in weightlifting is appropriate. They tell you it’s natty all day long, but you know delts don’t get that round without gear.