A customer was hesitating between two rings. The first had a crisp QR code stamp. The second... the handwritten stamp was ...

If this machine had hit the shelves just a few months ago, it would have gone straight to the top of our best 3D printers list. It's absolutely superb. However, in the wings are the new multitool ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs.