You can also do stuff when it joins a specific wifi network.. So for example when you get home and your phone joins your network, the IFTTT app could do something that turns off your camera, etc.
There are always multiple ways to skin the cat ;) Sometimes people get 1 method in their heads and get stuck doing it only that way..
Which is why its always a good idea to give the details of what your actually trying to accomplish as the end goal, so that other methods of skinning that cat can be explored..