How might developers use the DualShock 4′s touchpad?

How might developers use the DualShock 4′s touchpad?

KosmoCrisis|13 years ago|PS4

Nick K writes:

"The touchpad in the center of the DualShock 4 presents a completely new way for PlayStation gamers to interact with their games. How will developers use this new input? It’s definitely not a new concept, but here are some of the ways we think devs might use it for PlayStation 4."