Seagate’s light bulb moment: Make read & write heads operate independently. I’ve been wondering for decades this very same idea! And then.. why hasn’t it been done yet..?? RE: Seagate’s lightbulb moment: Make read-write heads operate independently • The Register Share this:TwitterFacebookLike this:Like Loading... Related By Protiguous C# Software Developer, SQL Server DBA, Father, and seeker of Truth. View all of Protiguous's posts.