The FAQ (https://developers.google.com/webmasters/ajax-crawling/docs/...) goes into more detail regarding the concept of _escaped_fragment_ which is used in so that your server can respond with a static snapshot instead of javascript.
Look at the diagram at the bottom of this page (https://developers.google.com/webmasters/ajax-crawling/docs/...)
It explicitly says "snapshots"
The FAQ (https://developers.google.com/webmasters/ajax-crawling/docs/...) goes into more detail regarding the concept of _escaped_fragment_ which is used in so that your server can respond with a static snapshot instead of javascript.
Look at the diagram at the bottom of this page (https://developers.google.com/webmasters/ajax-crawling/docs/...)
It explicitly says "snapshots"