Houdinis node-based networks are the heart of its procedural approach and with Houdini 10 you will enjoy fewer clicks and a higher level of productivity. The first thing you will notice is the new network editor toolbar which gives you quick access to a number of key UI elements such as nested network boxes, new align tools and sticky notes.
You can also break nodes away from a network by wiggling the mouse and can drop nodes onto connector lines to add them to the network. Houdini artists spend a lot of time in the network editor which makes these usability enhancements critical for reducing clicks. The editor has also been optimized to make large network display much more interactive.
Learn more at http://www.sidefx.com/ten