Not “really” on fire, but lots of great info on Jim Boykin’s blog lately. I also like the polls that he runs in the sidebar.
A few great recent posts:
SEO PowWow Next Week – Jan 18th. (I wish I could go!)
Software vs. Manual Link Building and Management (look in the comments)
What does Google know about your domain names? by Nick Wilsdon
I agree, there is a lot of use and beneficial information.