<p>Threshold is the leaked codename term that refers to the launches of Windows 9, Windows Phone 9 and a major Xbox One update in 2015. It will see Windows reach a crucial point - that will bring either rejuvenation or the slide to irrelevance.</p><p>Windows Phone's momentum will be up against iOS 8 and Android 5.0, and Windows 9 will desperately try to restore the public confidence lost by Windows 8. Both need to up their game to compete.</p><p>Windows 9 is the most important of the lot. The desktop PC remains the one sector where Microsoft remains completely dominant and it is the foundation upon which it builds everything else. As such the pressure for Microsoft to bounce back and maintain its 'one good, one bad' OS release record has never been greater.</p><p>What does Windows 9 need to achieve that? We take a look:The Modern UIThe Problem: In Windows 8 nothing divided customers more than the 'Modern UI' (formerly known as 'Metro'). While the naming is terrible, its aim of trying to please both touchscreen and keyboard and mouse users was ambitious and admirable.</p><p><a href="http://www.trustedreviews.com/opinions/windows-9-features-what-we-want-to-see-from-threshold">Keep reading...</a></p>