diff --git a/localcache2.py b/localcache2.py
index 2849397..3cd5b06 100644
--- a/localcache2.py
+++ b/localcache2.py
@@ -783,23 +783,7 @@ def insert_usefulinfo_record(parsed):
                             pass
                         print("[usefulinfo][tag-link-failed] summary_id=", summary_id, " tag=", t, " error=", str(ex_tag_link))
 
-        # Determine schema variant for events (legacy column vs link table)
-        has_event_summary_col = False
-        has_link_table = True
-        try:
-            CUR.execute("SELECT EXISTS (SELECT 1 FROM information_schema.columns WHERE table_name='useful_info_event' AND column_name='summary_id')")
-            row = CUR.fetchone()
-            has_event_summary_col = bool(row[0]) if row else False
-        except Exception as ex_chk1:
-            print('[usefulinfo][diag] failed to probe useful_info_event.summary_id:', str(ex_chk1))
-        try:
-            CUR.execute("SELECT to_regclass('useful_info_summary_event')")
-            row = CUR.fetchone()
-            has_link_table = bool(row and row[0])
-        except Exception as ex_chk2:
-            print('[usefulinfo][diag] failed to probe useful_info_summary_event presence:', str(ex_chk2))
-
-        # Events
+        # Events (standardized: insert into event table, then link in summary_event)
         if summary_id and isinstance(events, list):
             for idx, e in enumerate(events, start=1):
                 # Diagnostics: validate dt and length
@@ -857,40 +841,29 @@ def insert_usefulinfo_record(parsed):
 
                 try:
                     CUR.execute("SAVEPOINT sp_event")
-                    if has_event_summary_col:
-                        CUR.execute(
-                            """
-                            INSERT INTO useful_info_event (summary_id, dt, length, title, description)
-                            VALUES (%s, %s, %s, %s, %s)
-                            RETURNING id
-                            """,
-                            (summary_id, normalized_dt, raw_len, raw_title, raw_desc)
-                        )
-                    else:
-                        CUR.execute(
-                            """
-                            INSERT INTO useful_info_event (dt, length, title, description)
-                            VALUES (%s, %s, %s, %s)
-                            RETURNING id
-                            """,
-                            (normalized_dt, raw_len, raw_title, raw_desc)
-                        )
+                    CUR.execute(
+                        """
+                        INSERT INTO useful_info_event (dt, length, title, description)
+                        VALUES (%s, %s, %s, %s)
+                        RETURNING id
+                        """,
+                        (normalized_dt, raw_len, raw_title, raw_desc)
+                    )
                     evrow = CUR.fetchone()
                     if evrow and evrow[0]:
-                        if has_link_table:
+                        try:
+                            CUR.execute("SAVEPOINT sp_evlink")
+                            CUR.execute(
+                                "INSERT INTO useful_info_summary_event (summary_id, event_id) VALUES (%s, %s) ON CONFLICT DO NOTHING",
+                                (summary_id, evrow[0])
+                            )
+                            CUR.execute("RELEASE SAVEPOINT sp_evlink")
+                        except Exception as ex_evlink:
                             try:
-                                CUR.execute("SAVEPOINT sp_evlink")
-                                CUR.execute(
-                                    "INSERT INTO useful_info_summary_event (summary_id, event_id) VALUES (%s, %s) ON CONFLICT DO NOTHING",
-                                    (summary_id, evrow[0])
-                                )
-                                CUR.execute("RELEASE SAVEPOINT sp_evlink")
-                            except Exception as ex_evlink:
-                                try:
-                                    CUR.execute("ROLLBACK TO SAVEPOINT sp_evlink")
-                                except Exception:
-                                    pass
-                                print("[usefulinfo][event-link-failed] summary_id=", summary_id, " event_id=", evrow[0], " error=", str(ex_evlink))
+                                CUR.execute("ROLLBACK TO SAVEPOINT sp_evlink")
+                            except Exception:
+                                pass
+                            print("[usefulinfo][event-link-failed] summary_id=", summary_id, " event_id=", evrow[0], " error=", str(ex_evlink))
                         print(f"[usefulinfo] inserted event id={evrow[0]} (summary_id={summary_id}) dt='{dt_str}' parsed={parsed_ok} iso='{parsed_iso}' all_day={all_day} minutes={computed_minutes} title='{raw_title}'")
                     else:
                         print(f"[usefulinfo][warn] no event id returned for dt='{dt_str}' title='{raw_title}'")
@@ -915,6 +888,9 @@ def insert_usefulinfo_record(parsed):
     return summary_id
 
 
+## Migration/diagnostic helpers removed per request. Assume a clean schema created by init_usefulinfo_schema.
+
+
 def export_usefulinfo_events_to_ics(filepath='cache/useful_info_events.ics'):
     """Export events from useful info tables to an .ics file.
     - Attempts to parse dt and length into DTSTART/DTEND.