Fullmoon, that is old. The article speaks of emerging capabilities coming in 2005. It was 3 easy steps in 2005. Somehow it was so easy, that no one was turning it on. It's still easy today, (4 years later), but now it's 4 easy steps.
"It takes just 4 — yes 4 — easy steps to turn on your TPM and begin using it. Anyone with rudimentary PC skills should be able to do this. The steps are outlined below with more information in a short white paper we just published, available at https://www.trustedcomputinggroup.org/news/Industry_Data/. By the way, there are lots of other useful papers there too."