If James Bond had a pen, it would probably be like this one - because it comes with a built-in flare gun to get you out of trouble if you get lost. The gadget might look like a regular ball-point pen, ...

Multi-tool pens may not be quite as popular as multi-tool pocket knives or even multifunctional smartphone cases, but there is a small yet lively market of pens that can also save your hide in dicey ...