Twitter co-founders Evan Williams, Biz Stone switch Focus to the new company - Bloomberg

Twitter Inc. co-founders Biz Stone and Evan Williams said they take an additional step in return for the service of microblogging and devote their time to a company for the incubation of new ideas.

Obvious Corp. will focus on the "big problems" and help develop systems that "improve the world," according to the blog of the stone. The company will be run by Jason Goldman, a former leader of Twitter, Pierre said.

After the Twitter Foundation in 2007, Williams abandoned the role of Chief Executive Officer of the former product manager of Google Inc. (GOOG) Dick Costolo in 2010. Costolo and co-founder Jack Dorsey, also CEO of start-up of payments Square Inc., have led efforts this year to make the site more attractive to a wider audience by building features privacy and tools to download images.

"The crew of Twitter and his management team have increased incredibly productive," Pierre said on the blog. "I have decided that the most effective use of my time is to get the road until I am called upon to be of some particular use."

Obvious was created by Williams to buy a business to investors that Pierre and it does not have to sell about six years ago, said Pierre. The two began working together leaving Google in 2005.

The assets of the company Twitter included - allowing users to publicly write 140 characters messages to people that follow did not Pierre. Williams and Pierre, and Dorsey, now President of Twitter, continued in Obvious construction company. In 2007, the Group raised capital from outside investors and launched the service.

To contact the reporter on this story: Joseph Galante in San Francisco at jgalante3@bloomberg.net

To contact the editor responsible for this story: Tom Giles to the tgiles5@bloomberg.net

Southwest will switch to buy larger aircraft able to fly Boeing jet international (Star Tribune)

Southwest Airlines Co. is getting new, most large aircraft which could pave the way for the carrier of all interior to offer international flights.

CEO Gary Kelly said Wednesday that Southwest is going to change an order with Boeing Co. and 20 new aircraft 737-800 in March 2012.

These aircraft have 175 seats, 38 more than the largest aircraft in the current fleet of the Southwest, which means potentially more income per flight.

The company plans to add the international service when it completes the purchase of AirTran Airways, flies in the Mexico and the Caribbean. It could always use the AirTran for these flights aircraft.

Kelly said during a speech in New York that Southwest could use 737-800 in airports in the Northeast. But he said that it could also be used to fly to Hawaii, Alaska, Canada, Mexico Caribbean - destinations which-South-West reservation now.

Southwest notified replace orders 737 - Boeing were sufficient to those he had put him to the 737-700. Kelly said that Southwest would retire older that she gets new aircraft and do plan to expand its fleet.

The airline did not disclose the financial terms of the switch, but the biggest aircraft is more expensive. Lists the average price of a Boeing 737-800 80.8 million, compared to the 737-700 $ 67.9 million. However, manufacturers regularly give discounts to good customers.

Southwest operates a fleet of more than 400 different models the 737 one aisle. It is a stream of short to medium-range Boeing has started to produce the end of the 1960s and has been updated several times since.

Since the dependence on aircraft type has been regarded as resistance to the Southwest because they keep simple things. It is less expensive form pilots and mechanics to work on a single aircraft type.

Southwest pilots and flight attendants unions approved the largest purchase plan. This may mean more jobs because an additional flight attendant is required on the flights of the 737-800.

Based in Dallas, Southwest carries u.s. passengers than any other airline, although it ranked behind the handset United States continental, as well as Delta and American in traffic. Other carriers all operating international flights.

Southwest shares fell 28 cents, or 2.2 percent, to close at $12.60