diff --git a/filter-lists/20190106115600_filters-sorted-by-hits-manual-tags.csv b/filter-lists/20190106115600_filters-sorted-by-hits-manual-tags.csv
index 5da29b1c9c844da288303cf7769e58e8d487ebe2..ef42e0f3e1789e417ae1c6f16d244a703849a5a8 100644
--- a/filter-lists/20190106115600_filters-sorted-by-hits-manual-tags.csv
+++ b/filter-lists/20190106115600_filters-sorted-by-hits-manual-tags.csv
@@ -270,7 +270,8 @@
 268	812	0	0	1	0	0	default	20161212220959	disallow	726	Unreasonably large addition of content	vandalism?	
 269	915	1	0	1	0	0	default	20190104181216		719	Personal testing filter for Cyberpower678	test	
 270	762	1	0	1	0	0	default	20180126230139	disallow,tag	716	TV/Movie spammer	vandalism, spam?	
-271	642	0	0	1	0	0	default	20181023194832	disallow	712	OTRS template added by non-OTRS member (global)	good_faith?,	from comments: “This filter is easy to subvert so assume we are mainly looking at good faith, or naive bad faith edits.
+271	642	0	0	1	0	0	default	20181023194832	disallow	712	OTRS template added by non-OTRS member (global)	good_faith?,	"from comments: “This filter is easy to subvert so assume we are mainly looking at good faith, or naive bad faith edits.
+OTRS = Open Technology Real Services (OTRS), was Open Ticket Request System"
 272	146	1	0	0	1	0	default	20120808231158		710	Keith Bridgeman vandalism	vandalism	
 273	856	0	0	1	0	0	default	20180412170902		687	Non-admin removing revdel templates	good_faith?, vandalism?	
 274	99	0	0	0	1	0	default	20090408125315		686	Edits to an other user's userspace	good_faith?, vandalism?	deleted
diff --git a/notes b/notes
index 5fe2e9dd952c846e7db1f95b40709887ffed473e..b0265450225a7eb9f2f829f7509be431a9b7332a 100644
--- a/notes
+++ b/notes
@@ -392,10 +392,11 @@ mysql> describe abuse_filter_log; https://www.mediawiki.org/wiki/Extension:Abuse
 | afl_namespace    | tinyint(4)          | NO   | MUL | NULL    |                | \\Target Namespace of the filtered action.
 | afl_title        | varbinary(255)      | NO   |     | NULL    |                | \\Target title of the filter action.
 | afl_wiki         | varbinary(64)       | YES  | MUL | NULL    |                |
-| afl_deleted      | tinyint(1)          | NO   |     | 0       |                |
-| afl_patrolled_by | int(10) unsigned    | YES  |     | NULL    |                |
-| afl_rev_id       | int(10) unsigned    | YES  | MUL | NULL    |                |
-| afl_log_id       | int(10) unsigned    | YES  | MUL | NULL    |                |
+| afl_deleted      | tinyint(1)          | NO   |     | 0       |                | \\"Whether the AbuseLog entry was suppressed. 1 if suppressed, 0 otherwise.
+" ohm, that means, that if 1, the rest of the line would be empty?
+| afl_patrolled_by | int(10) unsigned    | YES  |     | NULL    |                | \\unused
+| afl_rev_id       | int(10) unsigned    | YES  | MUL | NULL    |                | \\Foreign key to revision.rev_id, only populated for saved edits in order to show a diff link. I've got the feeling, it is also unused, for filter id 23 it is empty for all log entries
+| afl_log_id       | int(10) unsigned    | YES  | MUL | NULL    |                | \\unused
 +------------------+---------------------+------+-----+---------+----------------+
 16 rows in set (0.00 sec)
 
diff --git a/todo b/todo
index 813142d7d339d4640c722e570332bc5353df94b6..5b319a262c3e8f26f16728672b3bbed368a2f89a 100644
--- a/todo
+++ b/todo
@@ -15,6 +15,7 @@ Claudia: * A focus on the Good faith policies/guidelines is a historical develop
   * what are useful categories
   * GT is good for tackling controversial questions: e.g. are filters with disallow action a too severe interference with the editing process that has way too much negative consequences? (e.g. driving away new comers?)
 
+* https://ifex.org/international/2019/02/21/technology-block-internet/ <-- filters
 
 * What can we study?
   * Discussions on filter patterns? On filter repercussions?