Originally Posted by ThunderMoose
Pad deposits are uneven transfer of pad material to the rotor. The symptoms are the same as warped rotors - shuddering during braking. Something as simple as having foot on brake at the end of a session can cause material from heated up pads to transfer to rotors.
There's no downside to trying what I suggested.
First thing in morning, while pads are cold and abrasive, try this...
Thanks for the post, I'm hoping this is all it is!