It looks like Google is already some code with the Google AppEngine SDK that expose its future background processing support: I just spotted this in the latest SDK release<br>so it looks like cron (among other things) is<br>just around the corner: $ ls -la google/appengine/cron/<br>total 272<br>drwxr-xr-x 12 samj admin 408 17 Jan 12:18 .<br>drwxr-xr-x 11 samj admin 374 17 Jan 12:18 ..<br>-r--r--r-- 1 samj admin 27359 15 Jan 03:16 GrocLexer.py<br>-rw-r--r-- 1 samj admin 25813 17 Jan 12:18 GrocLexer.