Originally published on http://technabob.com/blog/2014/12/03/firefly-serenity-flash-drive/ Firefly fans who have some data they need to hide for the Reavers, get out your credit cards. ThinkGeek has a Firefly Serenity Flash drive that is made from die-cast metal. It’s shiny and it’s awesome. The USB connector retracts out of the backside of Serenity.