1. The Tangled Web

    September 30, 2003 12:00 AM EDT The Web's most intriguing music-related destinations. This week: Soundgenerator, MP4.com and World Music Webcast. EXPANDING SOUND: U.K. independent music hub Soundgenerator.com has expanded its offerings to include an online record store -- run through a collaboration with HMV.co.uk --…