I recently acquired an Acer Aspire #7551-3029 laptop. I don't know that much about laptops these days and I justed wanted to know if: (1) is this a decent laptop or not? (2) it is possible to upgrade anything on this laptop [besides the hard drive]? (3) if so, what would you recommend? (4) i am looking for a really fast system that I can use for gaming and net surfing Here are my laptop Specifications: AMD Athlon II Dual-Core Processor P340 - (1MB L2 cache, 2.20GHz) Acer CineCrystal HD+ 17.3" 1600 x 900 pixel resolution 4GB DDR3 SDRAM 640GB 5400Rpm Hard drive Iintegrated Super-Multi drive 5-in-1 card reader ATI Radeon HD 4250 Graphics 802.11b/g/N WLAN - Gigabit LAN Built In Acer Webcam Windows 7 Home Premium * I already have a 2TB external hard drive. Any help would be greatly appreciated. Thanks!