When Windows Presentation Foundation (WPF) was first released as part of the .NET Framework Version 3.0 in 2006, it was billed as the future of desktop application Graphical User Interface (GUI) languages and supporters claimed that it would put an end to the previous GUI technology, Windows Forms. However, as time passed, it has fallen far short of this claim.
There are three main reasons that WPF has not taken off as widely as previously expected. The first reason has nothing to do with WPF and stems from the recent push to host everything in the cloud and having web interfaces rather than desktop applications. The second reason relates to the very steep learning curve and the very different way of working that is required to master WPF.
The last reason is that it is not a very efficient language and if a WPF application has lots of 'bells...