Today’s featured promo on MacUpdate offers Keyboard Maestro for US$9.95 (50% off, retail $20). “Keyboard Maestro is your hot key solution that allows you to perform a multitude of tasks simply by pressing a keystroke! Keyboard Maestro also incorporates the wildly popular MacOS Classic utility Program Switcher, which allows you to launch, switch, and quit applications with a simple keystroke.” Keyboard Maestro requires Mac OS X 10.2 or later.