That is correct. It is referred to as "Software + Service" throughout the
community. Witty is the software, Twitter provides the service(s) for Witty
to be able to pull information out of Twitter's servers to display locally
on the client without the need for having to visit the website constantly.
--
Keith Elder
Microsoft MVP
INETA Speaker
Podcast:
http://deepfriedbytes.com
Blog:
http://keithelder.net
Mobile:
601.467.9744