A new photo manipulation app has been released. If it's good enough for Ron Brinkmann (one of the main guys behind Shake), it's probably worth checking out.
Solid Angle put out a really good explanation of what sampling is. This will get incorporated into my future classes.
I came across this article yesterday. While not specifically VFX related, there's some good points made that apply to pretty much all workers.
From the 'no shit' department: Special Movie Effects Still Require a Lot of Work