Look out, world -- Seagate's got a new portable hard drive comin' your way, and it's as capacious as ever. If you'll recall, Western Digital broke the 1TB mark in the diminutive 2.5-inch drive sector back in July of last year, and now we're seeing a 50 percent boost with the 1.5TB FreeAgent GoFlex ultra-portable drive. The company's claims that this is a first of its kind, and we certainly aren't in the mood to argue. It's designed to play nice with both Macs and PCs (it's formatted as NTFS), and better still, it's all set up to take advantage of that shiny new