thread synchronization.
While global variables are shared among all Emacs Lisp threads,
-local variables are not---a dynamic @code{let} binding is local.
+local variables are not---a dynamic @code{let} binding is local. Each
+thread also has its own current buffer (@pxref{Current Buffer}).
In the case of lexical bindings (@pxref{Variable Scoping}), a
closure is an object like any other in Emacs Lisp, and bindings in a
Create a new thread of execution which invokes @var{function}. When
@var{function} returns, the thread exits.
+The new thread is created with no local variable bindings in effect.
+The new thread's current buffer is inherited from the current thread.
+
@var{name} can be supplied to give a name to the thread. The name is
used for debugging and informational purposes only; it has no meaning
to Emacs. If @var{name} is provided, it must be a string.