Removed the RSS: prefix from messages. I am pretty sure the format of the announcement is clear enough now that I've seen the code in action.

services/rss/rss.sh

@@ -433,7 +433,7 @@ format_announcement() {
     local message
 
     if [[ -n "$link" ]]; then
-        message="RSS: ${title} - ${link}"
+        message="${title} - ${link}"
     else
         message="RSS: ${title}"
     fi