OTHER TECHNOLOGY
While
Wikipedia has been criticized for having false information posted by the public, it is a very good source for up to date technology information. File formats, media formats, online technologies, etc. are covered in great detail. It is a great starting place for learning more and finding other resources on the web related to technology and its fast paced, changing nature.

Virtualization Software
You can install and use Microsoft Windows and other operating systems on the Apple's new computers with Intel processors, making Macintosh computers the most versatile out there. They also offer great value as you can run multiple operating systems natively on one Apple computer (Windows, Linux and Mac).

Boot Camp - Apple's free beta software allows you to install Windows on an Intel Macintosh so one can boot directly into Windows. Effectively makes your Mac a full speed, bona fide Windows machine.
Parallels (can also be used on PC) - Excellent virtualization software allows you to run Windows with the Mac OS environment. It also allows Windows users to install different versions of Windows and Linux/Unix systems.
VMWare - Another virtualization program that allows on to run Windows on a Intel Macintosh.

CONFERENCES
Web 2.0 Expo - Four day conference to discuss Web 2.0 technologies and developments
Web 2.0 Summit - Conference for discussing next frontiers on the web. Invitation only
Where 2.0 - Two day conference to discuss all things geospatial and found on the web.
TED - Technology, Education and Design conference featuring leading edge thinkers, educators and designers. Invitation only.
NAB - National Association of Broadcaster's annual meeting held each spring. If you want to see the bleeding edge of audio and video production and post-production, this is the conference to attend.