Something I find mildly amusing is that for many of use we invest loads in bike locks, analyse the mechanisms, the pickability, the metallurgy of the lock, etc...
Yet when the lock on our front door, which for many of us, in pure terms of time, is the primary means of protecting our bikes, has nowhere near as much thought put into it, let alone the physical properties of the door. For most of us, a couple of blows with a sledge hammer is enough to open the door...
J