Ryan Lanciaux has probably one of the best series on setting up the Repository and Unit-of-Work patterns with Rhino Commons, NHibernate, Castle, and Windsor.
We are using the Virtual Earth Tile Server that Dave Bouwman created which publishes tiles from ArcGIS Server services to Virtual Earth.
Image via Wikipedia You may (or may not) know that I am one of the authors of the ArcDeveloper REST API, which is an open source REST API for ArcGIS Server that can be used against ArcGIS Server (AGS) 9.
Image by digitalsean via Flickr I am, how you say, not very organized.
Ben Lovell has started a great series on incremental development with MonoRail.
I have previously blogged about the ArcDeveloper REST Service that a few of us ESRI .
I read a lot of blogs, and many of them have a page dedicated to utilities they use and books they like.
(Note: I've been out for a bit due to new recent additions to my life.
As I look across the landscape of GIS development, I see the tide turning to Agile Methodologies.
NOTE: Dave has blogged about the REST API, including a demo of it in action!