#filter substitution activity-stream@mozilla.org 2 true false 0.0.0 Activity Stream A rich visual history feed and a reimagined home page make it easier than ever to find exactly what you're looking for in Firefox. true {ec8030f7-c20a-464f-9b0e-13a3a9e97384} @MOZ_APP_VERSION@ @MOZ_APP_MAXVERSION@