Ideally, this lowers costs and minimizes the efforts associated with software maintenance.
Smarty generates web content through the placement of special Smarty tags within a document.
Caching Server caches all updates, App Store and i Books downloads, and Internet Recovery software that your OS X v10.8.2 and i OS 7 devices download.
Caching Server 2 which came out with OS X Mavericks Server raised the bar from Caching Server in OS X Mountain Lion Server by adding software updates, i OS app updates, i Books and Internet Recovery downloads.
Smarty is primarily promoted as a tool for separation of concerns.