In the video, Mark talks about Microsoft investing in replacing certain portions of Windows/Office/Azure going C/C++/C# [eliminate GC, SharePoint being mentione

In the video, Mark talks about Microsoft investing in replacing certain portions of Windows/Office/Azure going C/C++/C# [eliminate GC, SharePoint being mentioned] with Rust. Primarily in security-critical areas, but one of the first points in Windows was font handling, a huge security issue for Windows historically.