The TFS Web Access Source tab was renamed to “Code” in TFS 2012 Update 2:
I noticed a few differences:
When viewing a file’s content, you now get colored syntax (before it was all black & white):
Changeset history is grouped by date rather than having one long list of changesets:
Better compare experience with side-by-side comparison and in-line comparisons:
You are now able to search by changeset ID:
You can also get much more detailed information when viewing a changeset’s details:
From there, you can group your changes by path, changetype, and also view your source control explorer “as of this version”.
The Shelveset section also changed with a new UI and you can search for shelvesets from other people in your team: