That seems eas-ish to try falsify. Create an artificial source of heat. If keeps staring, look for a different explanation.
-
-
-
I have planned this! Got a handwarmer thing I will put on my lap.
End of conversation
New conversation -
-
-
Isn't it more that they sense the CO2 from our breath?
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.