-  def georss
-    @traces = Trace.visible_to_all.visible
-
-    @traces = @traces.joins(:user).where(:users => { :display_name => params[:display_name] }) if params[:display_name]
-
-    @traces = @traces.tagged(params[:tag]) if params[:tag]
-    @traces = @traces.order("timestamp DESC")
-    @traces = @traces.limit(20)
-    @traces = @traces.includes(:user)
-  end
-
-  def picture
-    trace = Trace.find(params[:id])
-
-    if trace.visible? && trace.inserted?
-      if trace.public? || (current_user && current_user == trace.user)
-        expires_in 7.days, :private => !trace.public?, :public => trace.public?
-        send_file(trace.large_picture_name, :filename => "#{trace.id}.gif", :type => "image/gif", :disposition => "inline")
-      else
-        head :forbidden
-      end
-    else
-      head :not_found
-    end
-  rescue ActiveRecord::RecordNotFound
-    head :not_found
-  end
-
-  def icon
-    trace = Trace.find(params[:id])
-
-    if trace.visible? && trace.inserted?
-      if trace.public? || (current_user && current_user == trace.user)
-        expires_in 7.days, :private => !trace.public?, :public => trace.public?
-        send_file(trace.icon_picture_name, :filename => "#{trace.id}_icon.gif", :type => "image/gif", :disposition => "inline")
-      else
-        head :forbidden
-      end
-    else
-      head :not_found
-    end
-  rescue ActiveRecord::RecordNotFound
-    head :not_found