Erlang/OTP R14B03 has been released as planned on May 25:th 2011. It is the third R14 service release.
See the release notes in the readme file
Download the new release from the download page.
Diameter is a brand new application in this release. The application support the diameter protocol specified in RFC 3588 and is intended to provide an Authentication, Authorization and Accounting (AAA) framework for applications.
The documentation for stdlib and kernel now uses type specifications from the source modules which should guarantee that the documentation and code are consistent with regard to the type information.