Business users whose lives revolve around their mobile phones won’t be disappointed with Samsung’s Intrepid smartphone. The handset, which uses Sprint’s 3G network (EV-DO Rev.A) domestically and also connects to 3G networks abroad, is packed with features aimed at the pinstripe crowd. Samsung Intrepid smartphone Intrepid (US$149.99, excluding taxes, with two-year service agreements, $50 instant…