Speck Products has forged a partnership with community-based online product platform Artsprojekt to create new versions of the company’s Fitted case for the iPhone 3G and iPhone 3GS. Limited to 250 each worldwide, and with only the first 100 released prior to Christmas, the first editions will feature artwork from San Francisco-based artist Andy Howell, Noumeda Carbon of Florence, Italy, and Tesha Beaudry Okolowsky of Montreal, Canada. In addition…