People tend to check in during these times:
Check in at The New York Public Library and learn about exciting events, reserve books online, and download eBooks for free.
Deathly slow wi-fi (downloading here will remind you of your last dialup modem (baud rate?))
Small and it smells
Note to self: in future, skip this branch unless accompanied by a small child.
The guy on the second floor is a total douche. Beware
Don't go here.
No outlets, few chairs