The NSA's Secret Spy Hub in Berlin  —  According to SPIEGEL research, United States intelligence agencies have not only targeted Chancellor Angela Merkel's cell phone, but they have also used the American Embassy in Berlin as a listening station.  The revelations now pose a serious threat to German-American relations.

Another daylight saving time bug strikes Apple's iOS 7, affects calendar display  —  Owners of iOS devices running the latest version of Apple's mobile operating system awoke to a display error in iOS 7's calendar app caused by the switch to daylight saving time.

Nielsen's New SDK Adds Mobile Viewing To Its Traditional TV Ratings, Uses Data From Facebook To Match Demographics  —  After months of trials, Nielsen today is announcing an SDK that will give it the ability to measure how people view TV on mobile apps and other digital formats …

Samsung Pursues Developers, Seeking Orbit of Apps  —  This week, Samsung Electronics Co. plans to hold its first global developers conference at a hotel in San Francisco, a big step in the South Korean smartphone maker's effort to cultivate a host of software and services for its devices that can compete with those offered by Apple Inc.

LG's curved-screen G Flex smartphone coming to South Korea with 13MP camera, Snapdragon 800  —  LG officially announces curved-screen G Flex smartphone  —  After a series of leaks, LG has announced officialdetails of its curved-screen smartphone, the G Flex.

Twitter to Wait Until After IPO to Name Woman — Likely With International Cred — to Board  —  According to sources close to the situation, Twitter is planning on waiting until after its IPO — which is set to take place next week — to name its first woman to its board.

Nvidia expands Shield controller capabilities to thousands of Android games  —  Nvidia's Shield allows portable gaming.  —  (Credit: Josh Miller/CNET) Nvidia has opened its Shield gaming device up to the universe of Android games, adding console support to thousands of games originally designed for touch screens.

Spreadsheet of the day: Final estimates for Apple's Q4 2013  —  The forecasts of 48 Apple analysts — 27 Wall Street professionals and 21 independents  —  FORTUNE - The results of Fortune's quarterly survey of Apple (AAPL) analysts are in, and the results are mixed — in more ways than one.

KKR Sets $100 Million Wireless Deal  —  KKR & Co. has struck a $100 million pact to build wireless-communications infrastructure alongside Associated Partners LP, an investment firm run by one of the sector's pioneering families, according to people familiar with the matter.

Barge in SF Bay may be a marketing center for Glass if Google gets a waterfront permit  —  Massive Barge On San Francisco Bay Likely Secret Google Facility  —  SAN FRANCISCO (KPIX 5) — The U.S. Navy had its share of secrets on Treasure Island, but few were better kept than what's taking place …