Update: it's been 5 hours. Still alive and chirping. I can see a membrane moving in a rhythm like breathing. The beak is under that, so I assume it's upside down. Doesn't look like the hole size has changed.
First timer here, and it's been rough. First was a power outage lasting 18 hours on day 5. Candled on day 9 and only had lost two eggs. Started lockdown on day 19 because of this. Ive had challenges raising my humidity with lockdown, and now I think my humidity reader is just off and actually...