A personalized activity stream system, method, and device delivers a recommendation that is contextualized basis a selected item in an activity stream and that is personalized for a recommendation recipient consistent with an inference of the recommendation recipient’s interests. The controller is adapted to monitor logical block addresses of each read operation from the first storage medium and to selectively store files associated with the monitored LBAs that are less than a predetermined length at a second storage medium to enhance performance of applications associated with the LBAs. The filter inductor unit has first and second terminals, being respectively connected to the AC source and the AC terminals of the power conversion unit. The lead conductor is provided with a bump. The voice signal from a conventional telephone set is combined with the VDSL data signal.