removed the b-scan collection_id floor

python_app/tests/test_bscan_replay.py

@@ -225,9 +225,9 @@ class ReplayGuardTest(unittest.TestCase):
 
         `_pre_history` and `_result_history` come from two rings that drop
         independently, so the re-sent sweeps only partly overlap the recorded results.
-        The non-overlapping ones get appended to the deque under old ids, breaking its
-        ordering, and the positional floor then cuts exactly those away. Rendering from
-        the replayed set instead sidesteps the whole problem.
+        The non-overlapping ones get appended to the deque under old ids, leaving its
+        newest `window` entries a mix of freshly and stale-processed frames. Rendering
+        from the replayed set instead sidesteps the whole problem.
         """
         window = 30
         replayed = [_bscan_result(cid) for cid in range(9000, 9000 + window)]