From what I have heard, Mazda has added DLC as discussed to the manual transmission of their MX-5 Miata and some other models for 2010. The manual transmissions in the 09 were also changed with regard to use of larger shaft diameters and hardening.
What I remember, going back to my days in high school, interest in drag racing, and general interest in cars which led me to study ME in college .....
Most of us considered it the macho thing to drive and own stickshift cars, but the Chrysler Torqueflite automatic trans was considered right up...