Good news Charter customers, you're getting a speed bump! The DOCSIS 3.0-based cable service is boosting both download and upload speeds across all tiers of its service -- starting at the bottom with its Express package, which will be a 15 Mbps down and 3 Mbps up offering from now on. The "flagship" Plus level is getting its rates almost doubled from 18 Mbps down and 2 Mbps up to 30 Mbps down and 4 Mbps up, offering you plenty of bandwidth for streaming, torrenting and browsing all at the same time. The fastest connection is getting not just a new speed (100 Mbps down),