Blu-Ray is the HD of DVDs. There were two formats, much the same as VHS and Betamax when the VCR was popular, in HD DVDs and Blu-Ray is now the dominant format. The picture and audio are amazing.
"You can call me Ray, or you can call me Jay, or you can call me Johnny or you can call me Sonny, or you can call me RayJay, or you can call me RJ... but ya doesn't hafta call me Johnson."
"You can call me Ray, or you can call me Jay, or you can call me Johnny or you can call me Sonny, or you can call me RayJay, or you can call me RJ... but ya doesn't hafta call me Johnson."