Mobile Marketing:

• Advertisers will spend $2.61 billion on mobile this year.

Ecommerce:

• For $2 a star, an online retailer gets 5-star product reviews.

Social Media:

• Twitter faces censorship backlash.

Online Ad Market:

• Google's "trusted photographers" turns business photos into a self-serve product.

Gaming:

• Nintendo unveils network for console connectivity.

Mobile Computing:

• Apple is the No. 1 smartphone vendor again, say research firms.

• Nokia discerns hope in new phone.

Privacy:

• Google responds to privacy critics.

Broadband:

• AT&T stuck behind Verizon.

Pearls of Wisdom:

• Too much SEO can harm an Ecommerce business.