(sleep 10; ls -al) &

##</code><code>##

roboticus@sparky:~/tmp$ date
Wed Jul  2 17:04:29 EDT 2014
roboticus@sparky:~/tmp$ (sleep 10; ls -al) &
[1] 13508
roboticus@sparky:~/tmp$ date
Wed Jul  2 17:04:32 EDT 2014
roboticus@sparky:~/tmp$ date
Wed Jul  2 17:04:39 EDT 2014
roboticus@sparky:~/tmp$ total 144
drwxr-xr-x  2 roboticus roboticus   4096 Jun 19 11:18 .
drwxr-xr-x 39 roboticus roboticus   4096 Jul  2 17:00 ..
-rw-r-----  1 roboticus root      138227 Jun 12 15:30 ttt
[1]+  Done                    ( sleep 10; ls --color=auto -al )
roboticus@sparky:~/tmp$ date
Wed Jul  2 17:04:45 EDT 2014