As the DVD format welcomes two potential heirs to its kingship as the commercial video medium of choice, there are mounting concerns that these new heirs are nothing but pretenders. Blu-ray and HD DVD - the two competing "standards" for the next-generation of video discs - are both shackled with technologically-forged chains, but those chains may be broken by a consumer electronics industry wary of how their existence could hamper sales.

Read the complete story here. (Ars Technica)