1. A method for booting a computing device to enable a software application to begin execution rapidly, comprising: detecting an indication to start operating the computing device; booting under control of a first operating system in response to detection of the indication; booting under control of a second operating system in response to detection of the indication, the second operating system booting more rapidly than the first operating system; beginning execution of the software application under control of the second operating system when the second operating system completes booting; and transferring control over the software application to the first operating system when the first operating system completes booting.