TheManagement writes "Many current developers of web games seem to have a fondness for 2D platformers. However, their desire to capture what made Sonic and Mario games so great is rarely achieved. In an attempt to breach that gap, Significant Bits takes a look at three common design principles that made those classic titles so enjoyable. 'To start off, the interface needs to be quick and responsive. Input should have an immediate effect on the character in order to foster a sense of full control. Granularity and different control techniques, i.e., pressing, tapping and holding, are also important as they provide a level of precision to the movement. ... Now, as far as the environments themselves, it's not a coincidence that they're often filled with all sorts of slides, bridges, trampolines, ladders, etc. In a way, they're simply playgrounds for the player, both literally and figuratively. They're catered to the moveset, and they enhance the flow of the game.'"