Right, by tuning out the C. Fun story: I read the J. Williams book, and was thinking about fast photodiodes. I thought, "Hmm I wonder if anyone used a T-coil with a photodiode front end." A search and bingo! I discovered Phil Hobbs.
It was notes from some talk at a school. (Colorado?) I couldn't find it again... but scroll way down here.. page 75.
George H.