From 17370bfa2264ed7baeba9249d29682cc9b7fd476 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Fri, 28 Jan 2022 15:01:25 +0100
Subject: use common terms for ways to signal simulcast in SDP in DEVELOP

---
 DEVELOP.md | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

diff --git a/DEVELOP.md b/DEVELOP.md
index 98c6cca..e756208 100644
--- a/DEVELOP.md
+++ b/DEVELOP.md
@@ -17,14 +17,13 @@ Functionality to consider when considering tool/platform.
   * stream efficiency - forwarding
     * Support [simulcast](https://www.w3.org/TR/webrtc/#simulcast-functionality)
       i.e. encode multiple streams that an SFU can "hop" between
-      * issue: 3 incompatible implementation methods exist:
-        [dirty, draft, or spec method](https://www.meetecho.com/blog/simulcast-janus-ssrc/)
-      * dirty: SDP munging
+      * issue: [3 incompatible ways](https://www.meetecho.com/blog/simulcast-janus-ssrc/)
+      * [Plan B]: SDP munging
         * test: SDP contains `a=ssrc-group:SIM` entry
-      * draft: rid
+      * [Unified Plan]: rid
         * test: SDP contains `a=rid` and `a=simulcast` entry mentioning "rid="
         * supported by Firefox [>= 46](https://www.meetecho.com/blog/simulcast-janus-ssrc/) [<< 72](https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Releases/72#removals_3)
-      * spec: rid
+      * [rfc8853][Simulcast in SDP]: rid
         * test: SDP contains `a=rid` and `a=simulcast` entry not mentioning "rid="
         * supported by Firefox [>= 68](https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Releases/72#removals_3)
           * ...but also needs support for [sendEncodings in RTCRtpTransceiverInit](https://bugzilla.mozilla.org/show_bug.cgi?id=1396918)
@@ -328,3 +327,13 @@ supporting "up to 32 users all on video together"
 
 TeamViewer
 cloud SFU service
+
+
+Plan B: <https://datatracker.ietf.org/doc/html/draft-uberti-rtcweb-plan-00>
+  "Plan B: draft spec expired 2013 on signaling multiple media sources in WebRTC by munging SDP"
+
+Unified Plan: <https://tools.ietf.org/html/draft-roach-mmusic-unified-plan-00>
+  "Unified Plan: draft spec expired 2014 on signaling multiple media sources in WebRTC by setting Restriction Identifier (RID)"
+
+Simulcast in SDP: <https://datatracker.ietf.org/doc/html/rfc8853>
+  "Simulcast in SDP: spec on signaling multiple media sources in WebRTC by setting Restriction Identifier (RID)"
-- 
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