One thing I thought of looking at this is if you made the highlighted digits bare skin and used those loops in the back as arrow holders, this would be a ballin' archers glove.
Zclassroom is probably the best you're going to find anywhere. They cover specific modeling subjects too, not just the button-ology. http://pixologic.com/zclassroom/homeroom/#digital-sculpting
This should probably go in the Thread of Awesomeness. It's definitely news worthy, but it's not really a General Discussion kind of topic, as it's not about games or game art or remotely related to digital art.
I sooooo prefer digital over natural media, so this clearly isnt for me, but if it works as stated very very impressive, and lot people should have fun with this.
I totally lost sight of practicing to draw and paint. This is not the way to get better.... :-( This is a small sketch on paper from today: I also did a digital, colored version:
http://www.gonzoplanet.com/2012/11/09/digital-gonzo-109-the-lord-of-the-rings-prologue/ Good podcast about LOTR all. Got it from a friend, interesting stuff.
The Lenovo Helix looks great as well. I hope it has a wacom digitizer and comes in Lenovo's usual sturdy package.. pricing might be higher than MS, though.