Decrease AP video cache

server/initializers/constants.ts

@@ -45,7 +45,7 @@ const OAUTH_LIFETIME = {
 const ROUTE_CACHE_LIFETIME = {
   FEEDS: 1000 * 60 * 15, // 15 minutes
   ACTIVITY_PUB: {
-    VIDEOS: 1000 * 5 // 5 seconds
+    VIDEOS: 1000 // 1 second, cache concurrent requests after a broadcast for example
   }
 }