As a side note, there is an fxguidetv[1] episode[2] where they talk to Dedo Weigert about LEDs. It is a very interesting interview that talks about some LED myths and color temperature.

1) http://www.fxguide.com/fxguidetv

2) http://www.fxguide.com/fxguidetv/fxguidetv-170-dedo-on-dedol...