Mind-expanding topics this week. The threads start with a potentially morbid, but definitely intriguing, topic: what is to become of our personal digital legacies? If that isn't enough to blow your mind, the next topic is an accounting of the amount of information processed in 2008. Still hanging in there …

This week of DLTJ Thursday Threads covers a wide range of topics. First, from a public policy perspective, is news that the U.S. Senate has a bill proposing the study of an internet "kill-switch" that some are speculating could behave like what happened in Egypt last week. Next, from …