To end type Ctrl+C .
Sometimes the default speed of 1 second might not be feasible, for example when old output has to be checked in the terminal scrolling the window up, the output of busy will cause the terminal to jump back to the line where the busy slash is turning.
This is free software; see edrc/doc/COPYING for copying conditions. There is ABSOLUTELY NO WARRANTY; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.