Legal/Regulatory:

• Nielsen sues comScore.

• Google, Yahoo and TRUSTe advance self-reg plans.

• Judge rejects Google’s deal to digitize books.

• Sprint plans appeal to Congress to halt AT&T-T-Mobile deal.

Search:

• Google rebuilds DoubleClick search.

Mobile Marketing:

• Google Latitude iPhone app gets check-ins.

Mobile Computing:

• Trying to stand out in apps crowd.

• Here's how Amazon could quietly become a huge tablet player.

Publishing:

• AOL folding about 30 sites into bigger brands.

• Publishers back Inkling’s iPad textbooks.

Ecommerce:

• Building eBay for lawyers.

Browsers:

• Google working to reverse Chrome bloat.

Financing:

• SocialVibe nets $20 million after success with ads in social games.