Digital entertainment content, services and hardware providers are collectively at risk to lose hundreds of billions of dollars unless the battles over digital rights management (DRM) and conditional access (CA) are resolved, according to iSuppli. The market researcher notes that DRM and CA are both key parts in the development and growth of digital content for home and mobile platforms. They impact such areas as digital music, broadband video, mobile TV, high-definition DVD, IPTV and home networking, among others. However, disagreements among the various companies and industries over how DRM and CA should be implemented are hampering the growth of the digital entertainment market, according to Mark Kirstein, VP of multimedia content and services for iSuppli. To help industry folks…