1 files changed, 4 insertions, 2 deletions

diff --git a/51.md b/51.md
index fb40b26..3792d7f 100644
--- a/51.md
+++ b/51.md
@@ -16,7 +16,7 @@ When new items are added to an existing list, clients SHOULD append them to the
 
 ## Standard lists
 
-Standard lists use non-parameterized replaceable events, meaning users may only have a single list of each kind. They have special meaning and clients may rely on them to augment a user's profile or browsing experience.
+Standard lists use normal replaceable events, meaning users may only have a single list of each kind. They have special meaning and clients may rely on them to augment a user's profile or browsing experience.
 
 For example, _mute list_ can contain the public keys of spammers and bad actors users don't want to see in their feeds or receive annoying notifications from.
 
@@ -32,6 +32,7 @@ For example, _mute list_ can contain the public keys of spammers and bad actors
 | Simple groups     | 10009 | [NIP-29](29.md) groups the user is in                       | `"group"` ([NIP-29](29.md) group ids + mandatory relay URL)                       |
 | Interests         | 10015 | topics a user may be interested in and pointers             | `"t"` (hashtags) and `"a"` (kind:30015 interest set)                              |
 | Emojis            | 10030 | user preferred emojis and pointers to emoji sets            | `"emoji"` (see [NIP-30](30.md)) and `"a"` (kind:30030 emoji set)                  |
+| DM relays         | 10050 | Where to receive [NIP-17](17.md) direct messages            | `"relay"` (see [NIP-17](17.md))                                                   |
 | Good wiki authors | 10101 | [NIP-54](54.md) user recommended wiki authors               | `"p"` (pubkeys)                                                                   |
 | Good wiki relays  | 10102 | [NIP-54](54.md) relays deemed to only host useful articles  | `"relay"` (relay URLs)                                                            |
 
@@ -50,6 +51,7 @@ Aside from their main identifier, the `"d"` tag, sets can optionally have a `"ti
 | Bookmark sets | 30003 | user-defined bookmarks categories , for when bookmarks must be in labeled separate groups    | `"e"` (kind:1 notes), `"a"` (kind:30023 articles), `"t"` (hashtags), `"r"` (URLs) |
 | Curation sets | 30004 | groups of articles picked by users as interesting and/or belonging to the same category      | `"a"` (kind:30023 articles), `"e"` (kind:1 notes)                                 |
 | Curation sets | 30005 | groups of videos picked by users as interesting and/or belonging to the same category        | `"a"` (kind:34235 videos)                                                         |
+| Kind mute sets | 30007 | mute pubkeys by kinds<br>`"d"` tag MUST be the kind string                                  | `"p"` (pubkeys)                                                                   |
 | Interest sets | 30015 | interest topics represented by a bunch of "hashtags"                                         | `"t"` (hashtags)                                                                  |
 | Emoji sets    | 30030 | categorized emoji groups                                                                     | `"emoji"` (see [NIP-30](30.md))                                                   |
 | Release artifact sets | 30063 | groups of files of a software release  | `"e"` (kind:1063 [file metadata](94.md) events), `"i"` (application identifier, typically reverse domain notation), `"version"`  |
@@ -109,7 +111,7 @@ Some clients have used these lists in the past, but they should work on transiti
 
 ### A _release artifact set_ of an Example App
 
-```json
+```jsonc
 {
   "id": "567b41fc9060c758c4216fe5f8d3df7c57daad7ae757fa4606f0c39d4dd220ef",
   "pubkey": "d6dc95542e18b8b7aec2f14610f55c335abebec76f3db9e58c254661d0593a0c",