Bookmarks for February 4th through February 7th

These are my shared links for February 4th through February 7th:

• Convert PDFs to Online Books with Issuu [PDFs]
• SuperDuper Mac Backup Utility Now Leopard-Ready [Featured Mac Download]
• Remove Stains from a Macbook with Toothpaste [MacBook]
• Best-in-Class Companies Monitor/Analyze Social Media
• Finding Fun Stuff with filetype:
• New Oracle Social Site: oraclecommunity.net
• Top 10 DIY Home Projects [Lifehacker Top 10]
• Power Up Your Google Apps with iGoogleBar [Featured Firefox Extension]
• Social Media effective during Recessions
• Finally, a Web-based PDF Viewer That Does Not Suck (Issuu)
• Relevance and Distribution: Two Essential Factors in Social Media Marketing
• Michael Rubin: Five Easy Ways to Build Sustainable Word-of-Mouth
• Josh Bernoff Analyzes the Twitter Bowl Results (see who the Twitterati rated the best –and worst)
• Six Apart: Lessons in how NOT to blog and serve customers
• Decision Time For Yahoo
• EMarketer Releases Podcast Numbers; Probably Slightly Off
• Podcasts Taking Off (Again): eMarketer
• Stephen Denny: Tipping Points and the Psychology of Influence
• Findings from the Community Best Practices Workshop
• Official: 16GB iPhone available and 32GB iPod touch — both $499