This is the one show where I'm still pretty rigid about spoilers, so I'm not going to get too into what happened in the post (the comments, however, are ALL SPOILERS). I just wanted to mention that in a week where Daniel Farraday returned to the island looking like this ...
... and going a mile a minute about time travel, relativity, and variables, Kate delivered maybe my favorite reaction shot of the series:
I go hot and cold with Kate, but that really made me like her, at least for a moment.
Now about those SPOILERS, click into the comments to read my thoughts on what went down.