Earlier quoted context omitted.
What do you do when you're on call, and something breaks down?
shell keys are on my phone and I have JuiceSSH installed. Beyond that: never never never never deploy on a Friday. Even if it's a copy change, just don't do it as a matter of policy.
I agree on no-Friday-deploys. One of my bosses a few jobs ago insisted on it, until I flat out refused to do it, or to deal with the fallout after the (n+1)th time that we had to come into the office at 8am on a Sunday morning.