Links for 2006-11-20

• BBC NEWS | UK | Jack the Ripper's face 'revealed' An e-fit showing what detectives believe serial killer Jack the Ripper looked like has been revealed.
• BBC NEWS | Technology | 'Worm' attacks Second Life world Virtual world Second Life had to close its doors for a short time on Sunday after a worm attack called grey goo.
• Simon Willison: Freeing the postcode Simon sums up the UK postcode database situation, and gives some links to some free services instead of the Royal Mails costly official one.