The official name of "Rosario" has finally been released:
From the article:
Visual Studio 2010 and .NET Framework 4.0 Overview
Visual Studio 2010 and the .NET Framework 4.0 mark the next generation of developer tools from Microsoft. Designed to address the latest needs of developers, Visual Studio and the .NET Framework deliver key innovations in the following pillars:
- Democratizing Application Lifecycle Management
Application Lifecycle Management (ALM) crosses many roles within an organization and traditionally not every one of the roles has been an equal player in the process. Visual Studio Team System 2010 continues to build the platform for functional equality and shared commitment across an organization’s ALM process.
- Enabling emerging trends
Every year the industry develops new technologies and new trends. With Visual Studio 2010, Microsoft delivers tooling and framework support for the latest innovations in application architecture, development and deployment.
- Inspiring developer delight
Ever since the first release of Visual Studio, Microsoft has set the bar for developer productivity and flexibility. Visual Studio 2010 continues to deliver on the core developer experience by significantly improving upon it for roles involved with the software development process.
- Riding the next generation platform wave
Microsoft continues to invest in the market leading operating system, productivity application and server platforms to deliver increased customer value in these offerings. With Visual Studio 2010 customers will have the tooling support needed to create amazing solutions around these technologies.
- Breakthrough Departmental Applications
Customers continue to build applications that span from department to the enterprise. Visual Studio 2010 will ensure development is supported across this wide spectrum of applications.