Anything goes. We can talk about memcached, Tugela, basic file caching... whatever.
More and more web sites are finding that they need to uses caching to increase their performance. There are those of us that have solved some problems. Others that are new to these techniques have a lot of questions. This BoF is an opportunity for web developers to share their ideas on caching.
Specifically, the dealnews.com dev team can talk about the 3 main types of caching we use and where each is applicable.