This is a clue to the APCs door-opening capabilities. Or, at the very least, it confirms that it exists and that it is a mystery
Judging by the fact that they can hold things, and seemingly without any moving parts in their "hands", the best explanation I can see is that those "hands" have some variably adhesive feature. But they must not be able to walk on walls, for obvious safety reasons... it would make sense that this feature is limited to their "hands", and not strong enough to hold themselves up.
On the Matrix discussion, I thought the Matrix is what we live in, and "the real world" was something else... but I haven't seen it, so I don't know where they were doing it. But of course, bugs in the Matrix could express themselves the way proposed - and mean that it's a good idea not to do it in this world, but rather in "the real world". Am I right, or am I misguided?
On another almost unrelated discussion, namely the theory that Faye has been slightly distracted lately, where the heck is
this?