We don't typically run bleeding edge software in $environment, that being said since 4.0 has been out for a while; I haven't come across any conflicts posted on the web. Does anyone know of any? Specifically, with regard to SCCM, Exchange, Sharepoint, Office 2k10, 2k13, and/or Windows 7 clients.
Yes...
We've been warned that WMF 3 and WMF 4 are incompatible with certain Server applications, such as:
This is from October 2013.
http://blogs.msdn.com/b/powershell/archive/2013/10/25/windows-management-framework-4-0-is-now-available.aspx
There can and have been compatibility updates to these packages, but they take time. This note from November 2013 shows how picky some of these applications can be:
http://blogs.technet.com/b/heyscriptingguy/archive/2013/11/30/weekend-scripter-wmf-powershell-and-exchange-server-compatibility.aspx