Cool.  Just posted details of my first Windows 8 app on my blog: http://websurfaces.co.uk/2012/03/09/live-tile-browser-for-windows-8/

Enjoying the development experience with VS2011 on an Asus EP21 (sadly had to sell my Build tablet).  Even doing some developing up in the Malvern hills (whenever we get the odd warm spell!) http://websurfaces.co.uk/2012/03/14/installing-the-windows-8-developer-preview-on-asus-ep21-slate-tablet/