The document discusses how a Lithuanian startup re-architected their website on Windows Azure to address scaling issues as their traffic grew from 20,000 to potential spikes of 50 page views per second, including moving content to blob storage, splitting the database and hosting across multiple VMs, and leveraging other Azure services like caching. It describes the scaling issues encountered at various traffic levels and how the site was restructured on Azure with different computing, data, and networking services to allow for flexibility and scalability.