How To Record a Screen for Game reviews & App Demos etc.

I get asked on a regular basis “how do you record the screen” whenever I do a gadget review – because I guess mine usually look pretty nice & clear…
so here’s a how-to guide on exactly what you need to do to get a good looking screen recording of a PS Vita, Nintendo 3DS, iPhone, Android Tablet, camera, whatever….

See anyone using bad techniques, spreading cruddy looking video on the youtubes? Share this video with them, then everyone wins, their gameplay video and app reviews become MUCH more watchable for you – and they look more professional (or at least less like knobgobbling noobs) in the process ;)