Users are starting to experiment with new 2.0 PhysX plug-in for 3ds Max, check videos below.
physx03.mov by ohanusorn
Rigid bodies and constraints, video captured from viewport.
Physx test2 by zunshiro
Rigid body simulation with PhysX plug-in. Fragmentation was made with VolumeBreaker from Cebas, afaik.
RocketBowl 360 Prototype 2 by 216games
Video from RocketBowl title prototype. Physics based on PhysX SDK.
Warmonger Ati PhysX by AstraMartehn
Hybrid PhysX System – ATI 4870 for graphics + Nvidia GT 220 for PhysX – running Warmonger.