diff --git a/src/Mono.cs b/src/Mono.cs
index b0f8ad6..982a655 100644
--- a/src/Mono.cs
+++ b/src/Mono.cs
@@ -68,10 +68,13 @@ static class Mono
             }
         }
         else
-        {   
-            bool in_dist = Vec3.Distance(Rig.r_con_stick.position, box_pose.position) < 6 * U.cm;
-            held.Step(in_dist && Rig.btn_grip.state);
-            if (held.state)
+        {
+            in_dist.Step(Vec3.Distance(Rig.r_con_stick.position, box_pose.position) < 6 * U.cm);
+            bool pickup = in_dist.state && Rig.btn_grip.delta == +1;
+            in_cone.Step(Vec3.AngleBetween(
+                Rig.head.orientation * Vec3.Forward,
+                Vec3.Direction(box_pose.position, Rig.head.position)
+            ) < 15.0f);
             {
                 box_pose.position = Rig.r_con_stick.position;
             }