There is a wonderful interview with Brian, a guitar transcription of "I Want It All" and a companion Instructional CD of "I Want It All" in the May 2005 issue of Total Guitar Magazine which just hit the USA

The Cover of this issue has a small photo of Brian in the right hand corner.

Page 3 Great Performance Photo of Freddie & Brian.
Pages 62-64 Is a wonderful archive Interview from 1983 with Brian, focusing on his guitar technique and orchestrating talents.
Pages 63 & 64 Gorgeous photos of Freddie & Brian.
Pages 67-72 Guitar Transcription of "I Want It All".
Page 67 Intro. Article and photo of Freddie & Brian, to the Guitar Transcription.
There is an accompanying Instructional CD with "I Want It All". See Track 19 Full Track, Track 20 Backing Track.