As much as I would like to see how Shalladin works out, a personally like Kaladin as a lone wolf when it comes to his romantic life. Maybe it's just me though.
If a Shardblade were to cut an Inquisitor, would it kill them? I mean, Inquisitors don't have souls and Shardblades cut through people's souls so I'm not sure on this one.
I read Elantris and really liked it. I now have Emperor's Soul. I'm about 50 pages in and am not a fan of it. I was wondering if it was worth finishing or not.
Definitely Surgebind (Lightweave)
It is also said that he has allomancy (Probably soothing)
I haven't read many Sanderson books though so there might be more.
I think he will eventually become a Rithmatist in a David becoming an Epic type way- at the last possible moment in the middle of the climax. This is assuming that a second book is made.