While many Second Life users are waiting for PBR to be integrated into Firestorm and other third-party viewers, SL creator Arduenn Schwartzman has uploaded a free starter kit for those who want to try the PBR Survival Kit now.
From the description:
This kit gives you everything you need to learn how your environment affects your new reality in Second Life.
Includes:
Sky Sphere/Test Environment
Related Posts
Three PBR materials
3 prims made with PBR material
Three preferences
Notecard explaining all PBR basics
Thanks to soft linden For the link! Do you know of more PBR resources/tutorials? Please post a link in the comments!