Are there any peer-reviewed papers on the maximum waiting time to be considered "user real-time"?
136997
Studies showing the impact of response time variability on user experience
78647
Can we have a high-speed low-drag close vote review queue?
15792
Waiting for user input with a timeout
154056
Length of time before reconsidering feature requests
121421
How long is reasonable to wait for reply from an editor?
55401
How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
16284
Current measurement maximum time
122981
Why does arXiv have a multi-day lag between submission and publication?
95438
Time synchronization of machines on LAN to GPS NTP server on the LAN
35450
Constant Amortized Time
21042
algorithm to compute waiting time for FCFS scheduling in python
37649
Client-server synchronization pattern / algorithm?
129628
How long should a temporary notification (toast) appear?
116224
How do I simulate a low bandwidth, high latency environment?
113570
Can reviewers have reserved time when they're reviewing a post?
145002
What's the easiest way to write a please wait screen with Delphi?
66609
Pros/cons of splash-screen with articifial loading delay