New updates are getting themselves a bit of a reputation. So far, 1.7_01 looks to have solved the major bugs, with the biggest one remaining being that if you right-click on a sheep with anything other than shears, the item disappears, which isn't that big of a deal. Then there's minor bugs like this:
Breaking obsidian with a wooden shovel will create pink/purple particles.
You've got to wonder how things like that happen.