Are you taking advantage of all the content provided to ACM SIGGRAPH members? One of the most valuable member benefits you have is access to a plethora of great content, such as:
YouTube: SIGGRAPH Asia featured speaker Karlheinz Brandenburg.
Digital Library: All ACM SIGGRAPH members have access to the SIGGRAPH portion of the content in the ACM Digital Library (including the proceedings of the SIGGRAPH annual conferences). All SIGGRAPH material is available in PDF form.
There is a wealth of information just waiting for you to access through your membership!