Mediagazer: E-mail sharing is vanishing from the online news world (Jeff John Roberts/paidContent)

Dick Costolo of Twitter, an Improv Master Writing Its Script — WELCOME to the Dick Costolo Show. — The audience, le beau monde of cinema, has gathered at the Debussy Theater on this unseasonably cool May morning on the French Riviera. The event, officially the opening of the 2012 Cannes Film Festival …

Discussion: The Wall Blog, SiliconBeat, TechCrunch, Mashable!, GigaOM, @owenthomas and @pkafka

Jennifer Saba / Reuters:

Insight: The Lex Factor roils Dow Jones — (Reuters) - He's tearing down walls. He's tossing out old business models. And he's dressing down people, publicly and profanely, in the once-buttoned-down halls of Dow Jones & Co., publisher of the august Wall Street Journal.

Discussion: @mlcalderone

Megan Garber / The Atlantic Online:

The Newest Factchecker: Reddit — Insight into a community as it tries to create something for the civic good. — Factchecking has become a cottage industry, a common — and expected — accompaniment to political events as they play out in real time. News organizations now have factchecking arms …

Discussion: Media Myth Alert

Keach Hagey / Wall Street Journal:

BuzzFeed Embraces Sponsored Content to Tap Social-Media Sharing — BuzzFeed Site Relies on Sponsored Content Shared by Visitors on Social Media — Last April, the BuzzFeed website posted “11 Things No One Wants To See You Instagram,” a snarky reminder to resist the temptation to share online photos of your lunch or toes.

David Pakman / PandoDaily:

Who Holds the Power in Media - Content or Distribution? — On Friday night, Chris Dixon (@cdixon), Jonathan Glick (@jonathanglick), Peter Kafka (@pkafka), Todd Sawicki (@sawickipedia) and I had a conversation on Twitter about media concentration and where the power lies these days.

David Kravets / Wired:

Google Says It Won't ‘Manually’ Review YouTube Vids for Infringement — Google-owned YouTube on Thursday corrected a statement it made the day before, and now says the company will not manually review copyright-infringement claims before its system automatically blocks disputed footage.

Jennifer O'Mahony / Telegraph:

Jimmy Savile: BBC Director General says ‘I will hold an inquiry’ — George Entwistle, the BBC Director-General, has confirmed the corporation will hold an internal inquiry into the Jimmy Savile abuse allegations and a toxic culture of impunity among presenters during the 1970s and 1980s.

Discussion: Guardian

Peter Kafka / AllThingsD:

YouTube, Which Wants More TV Dollars, Pays Up for More “Channels” — YouTube is ramping up its channel experiment. — Google is funding a new batch of video-makers to join the 100 it launched in the last year. And it's making an international push, by adding content for the U.K., German and French versions of the site.

Discussion: paidContent, Fast Company, Media News, youtube-global.blogspot.ca, TechCrunch, New York Times and Mashable!

Jeff John Roberts / paidContent:

E-mail sharing is vanishing from the online news world — Have you noticed your inbox contains fewer messages from friends who “thought you would be interested” in a random news article? A new survey shows that this type of news sharing has fallen off a cliff in recent months.

Discussion: NetNewsCheck Latest

Brian Stelter / New York Times:

Still a Conservative Provocateur, Carlson Angles for Clicks, Not Fights — A week ago, Tucker Carlson cued up a video of President Obama that had been sent to him by a source. The video, recorded in 2007 when Mr. Obama was a presidential candidate, showed him speaking to a black audience about …

Josh Stearns / MediaShift:

Should We Blow Up Reporters' Beats in the Digital Age? — At the Online News Association conference late last month I finally had the chance to talk with Andrew Donohue in more than 140 characters, and we quickly got to discussing his new project. Donohue helped build and lead Voice of San Diego …

Ken Doctor / Nieman Journalism Lab:

The newsonomics of Advance's New Orleans strategy — I was struck, as I'd bet many of you were, at how New Orleanians reacted to the impending lost of their daily print newspaper. People out in the streets (iconic for the ages Ted Jackson photo), demanding their paper.