Originally Posted by
particlemn
I may be the only one but i often leave my cell phone on my dresser so i wont be reached, this would not work very well for me if i had to have my cell phone with me
The "time to deactivate" is a configurable option, from my understanding. If you are planning to leave your phone at home, you could open the app and set it to a length of time greater than you expect to be away.