deke.com posts about adjustment layers

Photoshop for the iPad: the Layers

Deke makes his third installment on Photoshop for the iPad, this time focusing in on the layer mask and adjustment layer capabilities.

Deke's Techniques 097: Creating Type that Inverts Anything Behind It

Create text, in Photoshop, that provides absolute and unambiguous contrast with everything in the composite image behind it. Automatically.