The anonymous e-mail offered $5,000 to any vendor capable of promptly delivering a collection of far-fetched gadgets for conducting time travel. Among the mysterious devices sought by the message’s author were an “Acme 5X24 series time transducing capacitor with built-in temporal displacement” and an “AMD Dimensional Warp Generator module containing the GRC79 induction motor.” —Brian McWilliams —Building a Time Machine by Spam (Wired)