I have blogged about 3M's privacy filters before and their gold filter still remains, in my opinion, the best privacy filter on the market. If you want to find out more about that one and why you need a privacy filter, see my previous blog post " Why do I need a privacy filter? (3M's new Vikuiti Gold Privacy Filter) ". I also blogged about their mobile phone privacy filter . The problem with their mobile phone privacy filter last year was that it was only available in their standard grey louvered filter, so didn't work well with accelerometer phones that can be used in portrait or landscape modes - you had to pre-select which orientation you wanted to use your smartphone in. Also, the light transmission wasn't as good as the gold filter nor was the touch quite as good after applying it. Well, they've addressed this and lanuched a new filter for mobile phones and slates at InfoSecurity Europe. The filter is now significantly thinner with excellent tou