jrepin writes "New in Qt 4.8: Qt Platform Abstraction (QPA) restructures the GUI stack to enable easier porting of Qt to different windowing systems and devices. Threaded OpenGL enables us to render OpenGL from more than one thread concurrently. HTTP requests are now handled in a separate thread by default. The file system stack received some heavy lifting under the hood. The result is better I/O performance." Link to Original Source
What is mind? No matter. What is matter? Never mind.
-- Thomas Hewitt Key, 1799-1875