Lodsys, you may remember, is a business based in Texas which has acquired a number of software patents and has set about threatening a series of developers of popular smartphone apps with legal action unless they agree to pay licensing fees.

BBC: Patents: Can the giants protect the minnows?

Amazon Coins is the latest in a series of new features and services for developers that make Amazon the most complete end-to-end ecosystem for building, monetizing and marketing their apps and games.

ENGADGET: Amazon announces Coins, a virtual currency coming to the Kindle Fire in May

Tessellation allows game developers to take advantage of the GeForce GTX 400 series GPUs' ability to increase the geometric complexity of models and characters to deliver far more realistic and visually compelling gaming environments.

ENGADGET: NVIDIA GeForce GTX 465 rounds up mostly positive reviews

Leading music streaming service Deezer is to launch a series of sweeping updates to its platform to give developers the opportunity to build products around music globally and open up new revenue streams from their products.

ENGADGET: Deezer App Studio goes mobile, brings apps to Android and iOS listeners

The company is calling out Facebook and Zynga because it is aggressively expanding its presence in the U.S. through a series of big acquisitions in American mobile and social game developers.

FORBES: Social Games Company DeNA Made $336M Last Quarter, Says It's Doing Better Than Facebook

New resources and guidance will be provided to help developers get the most out of Deezer's new and improved APIs, while a series of updated SDKs will also be made available.

ENGADGET: Deezer App Studio goes mobile, brings apps to Android and iOS listeners

Called the AMD Fusion Developers Summit (AFDS, as if we needed another acronym), the conference was the second in this particular series.

FORBES: AMD Woos Developers With Promises Of Efficiency