I am also experiencing strange wifi signal - it is constantly dropping and reconnecting. I fired up WiFi Explorer and this is what I see:
None of the continuity features are working for me
was messing with the notification center and i see social as an option but nothing is listed- how do I get my twitter account to show
Wifi was flaky since DP1 so they prob haven't totally got it working yet. Mine hasn't had issues like before. I would get Wifi issues if I tried to copy large files (over 2GB) across wifi.
DId you turn it on in the System Preferences? It's under General way at the bottom
Beta 2 of Yosemite is pretty darn good unlike iOS beta 2 which is so darn buggy.
My early 2011 MBP has been running pretty darn hot. Hearing the fans kick on like never before.