gbrowser.com Registered by Google
Stefanie Olson also writes on Sfgate.com that Google might be working on a browser. She cites these Google activities as indicators:
gbrowser.com was registered recently by Google
Veteran browser war horses were pouched such as:
Adam Bosworth, a former employee of BEA and Microsoft (IE)
Joe Beda (MS graphics Engine Avalon), further
Joshua Bloch, Sun Microsystems(Java application programming interfaces)
Source: Stefanie Olson, SFGate...SfGate is part of the Hearst Corporation.
Hearst Corporation holds part of Google.
Stefanie Olsen also has commented on Web developer Joyce Park, aka Troutgirl.
And this is what the Mozilla crowd thinks.