Despite a vinyl record comeback that started nearly 15 years ago, the companies manufacturing vinyl are still scrambling to get back on the field. Old, laborious processes are being revived, but many of the format's experts are no longer around. And younger mastering engineers have little idea how to master content for vinyl records. But what if mastering engineers could master for vinyl, without actually having to constantly test their tweaks on vinyl platters? That's a solution being introduced by Perfect Groove, a company we interviewed recently at NAMM.