There are lots of factors that can cause jitter on WiFi, and it's mostly outside of your control if you're living somewhere more densely populated. My apartment randomly gets a lot of noise, and as a result my WiFi starts to get unacceptable amounts of packet loss and jitter. It doesn't happen often enough to motivate the effort for me to go around signal analyzing, but still...
There are lots of factors that can cause jitter on WiFi, and it's mostly outside of your control if you're living somewhere more densely populated. My apartment randomly gets a lot of noise, and as a result my WiFi starts to get unacceptable amounts of packet loss and jitter. It doesn't happen often enough to motivate the effort for me to go around signal analyzing, but still...