There are several upcoming Power.org events:

• Power.org will have a booth at the Embedded Systems Conference next week in San Jose, and will also host a free dinner (registration required).
• There will be a Software Summit in Austin on 19 April, in which problems with software development for PowerPC will be discussed. Free to attend, and remote participation is possible, but registration is required.
• There will be a Developer Conference, also in Austin, on 24-25 September. It will include technical sessions, hands-on labs, engaging keynotes, and vendor demos. A call for papers has been published. This event costs money to attend.