Tipsheet The Week in Blog: Everybody Hates Arlen Matt Lewis | May 01, 2009 5:20 PM Each week Bill Scher and I discuss what's happening in the blogosphere. Check out this week's edition ... Turmoil in the conservative Twitterverse (08:03) Specter's defection leads to finger-pointing on the right (07:43) Liberals welcome Specter with less-than-open arms (04:08) How many GOP apostates are there left to kick out? (04:26) Joe Biden's gaffe (or ploy) on swine flu precautions (07:44) Obama reads blogs, but is he leaving lib bloggers out in the cold? (08:24)