Some collected scalability related links over the course of the week that need follow up or I thought were interesting.
Rackspace and Hadoop - Great story about using map-reduce via Hadoop and HDFS for log file crunching from Rackspace
Getting the Most from ASP.NET 2.0 - Performance and Scale
Sonian - Archive your mail on a well planned EC2/S3 bases service
AWS is getting bigger... than Amazon itself
ElasticDB: Low Cost Alternative to SimpleDB?