Add comment expressing uncertainty

chameleonic.p8

@@ -1103,6 +1103,11 @@ function rope:_drag1(n1,ax1_new,ay1_new)
   local ax0,ay0=n0.ax,n0.ay
   for _,anchor in level:anchor_points() do
    if 
+    -- NOTE: Do we need to look at the new path too? Something
+    -- just feels wrong about this check.
+    -- Really our goal is to figure out if moving the end of the
+    -- path crosses over the anchor, which feels like a point/triangle
+    -- collision
     _in_box(anchor.ax,anchor.ay,ax0,ay0,ax1_old,ay1_old) and
     _which_side(anchor.ax,anchor.ay,ax0,ay0,ax1_old,ay1_old) !=
     _which_side(anchor.ax,anchor.ay,ax0,ay0,ax1_new,ay1_new)