Improvements to README.md wording (#1989)

Also added Vision section

Author: lukeblevins

README.md

@@ -11,10 +11,13 @@ Files <a href="https://github.com/files-community/files-uwp/blob/master/CODE_OF_
 - <a href="https://www.microsoft.com/store/apps/9NGHP3DX8HDX">Microsoft Store</a>
 - <a href="https://github.com/files-community/files-uwp/releases/download/v0.14/FilesUWP-0.14.Msixbundle">GitHub</a>
 ## What is Files?
-Files UWP is an all in one File Explorer solution. Whether you want to simplify your experience with your files or want to try something new, Files is a one-stop solution to exploring your files on the fly.
+Files is a file explorer which leverages the latest features of the Windows platform including Fluent Design, seamless updates, and APIs which enable the performance and lifecycle behavior that users expect. Whether you want to simplify your experience with your files or try something new, Files is a one-stop solution to exploring your files on the fly.
 
 ## Why should I contribute?
-You should contribute to Files because it helps everyone. When you contribute on GitHub, you are helping the community by fixing bugs that others may not know how to fix. These changes get included in the final product for all users to enjoy.
+We can confidently assert Files is the platform's best file explorer project to bring your innovations to. We focus heavily on extensibility and code modularity and have no plans to stop doing so. When you contribute to this project, you're helping everyone by fixing reported bugs, adding new features, or correcting existing behavior. These changes are quickly included in the final product for all users to benefit from.
+
+## Vision for Files
+In the short term, we plan to focus on crucial functionality to achieve parity with Windows File Explorer. Before leaving beta, we'll address many of these pain points and improve accessibility. Later on, the project will reach a point where we can fully celebrate our core audience by adding sought-after power user features. Stay tuned!
 
 ## How to build Files from the source code
 - Install Visual Studio 2019 & UWP Development Kit.