Why machine learning is still getting the human touch in retail

Although techniques such as machine learning are taking off in the e-commerce and retail spaces as a way to display better recommendations or optimize product presentation, the smart money is still on humans getting the final say in what customers see.

BuildDirect’s $27M round is a testament to smart analytics

Online building materials wholesaler BuildDirect has raised a $27.3 million series B funding round, but it’s not the company’s products or breadth that have investors pumping money into — it’s how smart the company uses data.

Merchant review service TrustPilot picks up $25M for continued expansion

Reviews community Trustpilot has picked up $25 million in Series C funding, the Danish company announced on Monday. The money will be used for continued expansion, a spokeswoman for the company told me. Trustpilot now has more than 5 million reviewers feeding paid-for “TrustScores” for over 70,000 ecommerce sites — this data is also syndicated to Google(s goog) for its Seller Rating program — and recently opened offices in London and New York. Participants in the round included DFJ, DFJ Esprit, and existing investors Index Ventures, Northzone and Seed Capital.

Jack Dorsey returns 10 percent of shares back to Square

In what Fortune described as an “uncommon move,” Square CEO Jack Dorsey has voluntarily given back 10 percent of his shares in Square back to the mobile payments company. Dorsey currently owns 30 percent of the company, so the shares add up to 3 percent of equity or as much as $150 million. The move greatly increases the pool of shares available in Square, and Fortune attributed the move to Dorsey’s interest in rewarding his company’s 700 employees. Dorsey’s stake remains at roughly $877 million.