With regard to the announcement about the new listing templates to improve mobile performance and comply with the active content rule, it looks as if we have to redo every listing?
"Once the new templates are released, you'll be able to access all of your customized listing templates from the "Manage" Custom Template page. To make them available in the new template system, you'll need to copy the template HTML from the "Manage" page and create a new custom listing template."
Original Post