Yet another reason to just go with plastic brew buckets (with or without spigots--I personally like the spigots, even on my primary fermentors--makes racking ridiculously easy). Safety, ease and convenience of cleaning, transfering, lifting and storing fermentors, and low cost are all good reasons for considering plastic buckets.
So I just bought a couple of plastic bucket fermenters and although I asked for without spigots I got with. it made me wonder if, after the initial vigourous mernetation was done, If I gave it a little swirl just to kick the yeast up again and then let it settle at a 45 degree angle with the spigot down if I could not just open it for a bit to dump my yeast. I would have to build a little cradle for it so it could set at that angle but...