The future of Microsoft's 3D API

There is an interesting article at extremetech.com about Microsoft’s plans for its next generation 3D graphics API.
Basically, according to the article, Microsoft plans to merge its DirectX with GDI+ for its longhorn platform (which relies heavily on 3D graphics).
One of the main shortcommings of DirectX at the moment is vector graphics (In GDI+ you can draw arrows, arcs etc. which is a complex task in DirectX). Hopefully this new platform will bring the advantages of GDI+ to DirectX…