The first argument to `slice` is the local variable name used to identify the
slice. The second argument is the number of slices that should be created for
-this cell. The `set` statement can be used to copy that index indo a state
+this cell. The `set` statement can be used to copy that index into a state
variable so that later matches and/or code blocks can refer to it.
A similar mechanism is "choices", where a list of options is given as