diff --git a/QuickLocation/Section/Group/GroupMemberList/GroupMemberListView.swift b/QuickLocation/Section/Group/GroupMemberList/GroupMemberListView.swift
index 4907b85..af64999 100644
--- a/QuickLocation/Section/Group/GroupMemberList/GroupMemberListView.swift
+++ b/QuickLocation/Section/Group/GroupMemberList/GroupMemberListView.swift
@@ -341,7 +341,7 @@ class GroupMemberListView: UIView {
             return DateItem(date: item.date, day: item.day,
                             isToday: item.isToday,
                             isFuture: item.isFuture,
-                            isSelectable: hasAccess && !item.isFuture,
+                            isSelectable: hasAccess && !item.isFuture && inFreeRange,
                             isLocked: hasAccess && !item.isFuture && !inFreeRange)
         }
         dateCollectionView.reloadData()
@@ -371,7 +371,7 @@ class GroupMemberListView: UIView {
             return DateItem(date: date, day: day,
                             isToday: calendar.isDateInToday(date),
                             isFuture: isFuture,
-                            isSelectable: hasAccess && !isFuture,
+                            isSelectable: hasAccess && !isFuture && inFreeRange,
                             isLocked: hasAccess && !isFuture && !inFreeRange)
         }
     }
@@ -623,14 +623,7 @@ extension GroupMemberListView: UICollectionViewDataSource, UICollectionViewDeleg
         let item = dateItems[indexPath.row]
         guard item.isSelectable else { return }
 
-        if item.isLocked {
-            tipsImg.image = selectedMemberIsSelf
-                ? UIImage(named: "GroupMemberList/mask_self_tips")
-                : UIImage(named: "GroupMemberList/mask_member_tips")
-            unlockVipMaskView.isHidden = false
-        } else {
-            unlockVipMaskView.isHidden = true
-        }
+        unlockVipMaskView.isHidden = true
 
         let oldDate = selectedDate.value
         selectedDate.accept(item.date)
diff --git a/QuickLocation/Section/Group/GroupMemberList/ItineraryTraceVC.swift b/QuickLocation/Section/Group/GroupMemberList/ItineraryTraceVC.swift
index fb206d3..a8ae0c4 100644
--- a/QuickLocation/Section/Group/GroupMemberList/ItineraryTraceVC.swift
+++ b/QuickLocation/Section/Group/GroupMemberList/ItineraryTraceVC.swift
@@ -20,7 +20,7 @@ class ItineraryTraceVC: BaseViewController {
     private let memberModel: GroupMemberModel
     private var routeOverlays: [MAPolyline] = []
     private let routeSearch = AMapSearchAPI()
-    private var playbackSegments: [[CLLocationCoordinate2D]?] = []
+    private var playbackSegments: [[CLLocationCoordinate2D]?] =  []
     private var playbackPath: [(coordinate: CLLocationCoordinate2D, distance: Double)] = []
     private var playbackTotalDistance: Double = 0
     private var playbackAnnotation: TracePlaybackAnnotation?
@@ -153,6 +153,10 @@ class ItineraryTraceVC: BaseViewController {
                 sampled.append(pt)
             }
         }
+        // ponytail: last point may be skipped by 5s filter, always include it
+        if let lastPoint = points.last, sampled.last?.timestamp != lastPoint.timestamp {
+            sampled.append(lastPoint)
+        }
 
         let coords = sampled.map { $0.coordinate }
         addPolyline(coords)
@@ -211,12 +215,13 @@ class ItineraryTraceVC: BaseViewController {
                   abs(point.lng) > 0.0001,
                   CLLocationCoordinate2DIsValid(coordinate) else { continue }
 
-            if let last = result.last,
-               last.coordinate.distance(to: coordinate) < minPointDistance {
-                continue
-            }
+// ponytail: distance filter kills sparse GPS paths, time sampling is enough
+//        if let last = result.last,
+//           last.coordinate.distance(to: coordinate) < minPointDistance {
+//            continue
+//        }
 
-            result.append((timestamp: point.timestamp, coordinate: coordinate))
+        result.append((timestamp: point.timestamp, coordinate: coordinate))
         }
 
         return result
diff --git a/QuickLocation/Section/Home/InteractionEmojiCell.swift b/QuickLocation/Section/Home/InteractionEmojiCell.swift
index 1848d2e..76a14aa 100644
--- a/QuickLocation/Section/Home/InteractionEmojiCell.swift
+++ b/QuickLocation/Section/Home/InteractionEmojiCell.swift
@@ -40,7 +40,7 @@ final class InteractionEmojiCell: UICollectionViewCell {
     }()
 
     let lockView: UIImageView = {
-        let iv = UIImageView(image: UIImage(named: "Common/lock"))
+        let iv = UIImageView(image: UIImage(named: "Home/emoji_lock"))
         iv.isHidden = true
         return iv
     }()
@@ -64,12 +64,10 @@ final class InteractionEmojiCell: UICollectionViewCell {
     func configure(name: String) {
         let isNormal = name.hasPrefix("normal_")
         let map = isNormal ? Self.normalPngMap : Self.funPngMap
-        let base = isNormal ? "normal" : "fun"
         if let pngName = map[name],
-//           let path = Bundle.main.path(forResource: "lotties/emoji/\(base)/png/\(pngName)", ofType: "png") {
            let path = Bundle.main.path(forResource: "\(pngName)", ofType: "png") {
             imageView.image = UIImage(contentsOfFile: path)
         }
-        lockView.isHidden = AppContextManager.shared.vip > 1
+        lockView.isHidden = name.hasPrefix("normal_") || AppContextManager.shared.vip > 1
     }
 }
diff --git a/QuickLocation/Section/Home/InteractionView.swift b/QuickLocation/Section/Home/InteractionView.swift
index fdd49a6..098ad42 100644
--- a/QuickLocation/Section/Home/InteractionView.swift
+++ b/QuickLocation/Section/Home/InteractionView.swift
@@ -84,6 +84,7 @@ class InteractionView: UIView {
         emojiCollectionView.rx.modelSelected(String.self)
             .subscribe(onNext: { [weak self] name in
                 guard let self = self else { return }
+                if name.hasPrefix("fun_"), AppContextManager.shared.vip <= 1 { return }
                 // 解析 index: normal_5 → 15, fun_2 → 22
                 let prefix: String
                 let numStr: String