Hate moving your body? Sony's been selling a 320GB PS3 bundled with a Move controller, PlayStation Eye, and Sports Champions for $400, but for you layabouts the 320GB model will soon be available all by itself. The steep $350 pricetag underlines how strongly Sony is subsidizing its Move paraphernalia -- are you really sure the opportunity to get off the couch isn't worth $50 to you? -- but at least it's nice to have the option. Compared to the $300 160GB it makes more sense: $50 for double the storage. Sony says the console is shipping the new standalone SKU to stores as we speak, so keep an eye out for shelves straining under the s