diff --git a/.CHANGELOG.md.swp b/.CHANGELOG.md.swp
deleted file mode 100644
index 8a7380416a..0000000000
Binary files a/.CHANGELOG.md.swp and /dev/null differ
diff --git a/.gitignore b/.gitignore
index 2030a510f3..89d6ac70ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,3 +25,6 @@ package.tgz
 .VSCodeCounter
 .env
 .vscode
+
+# Editor swap files
+*.swp
diff --git a/README.md b/README.md
index a9a3134af2..53b2eb77d2 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,16 @@ This repository contains several packages:
 
 ## CDN bundle
 
-https://static.flashcat.cloud/browser-sdk/v0/flashcat-rum.js
+```
+https://static.flashcat.cloud/browser-sdk/<version>/flashcat-rum.js
+```
+
+`<version>` is the release tag, `v` prefix included. The [SDK versions page][versions] is where to
+look the current one up. Each release gets its own directory and earlier ones are never rewritten,
+so a url serves the version it names.
+
+The earlier `/browser-sdk/v0/` path, named for the major version rather than the release, is no
+longer updated. It still resolves, but stays at the release it last held.
 
 ## License Information
 
@@ -31,6 +40,7 @@ This project is modified and distributed by flashcat under the Apache License 2.
 
 For complete license information, please refer to the [LICENSE](./LICENSE) file.
 
+[versions]: https://docs.flashcat.cloud/en/rum/sdk/versions
 [18]: https://docs.flashcat.cloud/zh/flashduty/rum/introduction
 [01]: https://badge.fury.io/js/%40flashcatcloud%2Fbrowser-logs.svg
 [02]: https://badge.fury.io/js/%40flashcatcloud%2Fbrowser-logs
diff --git a/packages/rum-legacy/README.md b/packages/rum-legacy/README.md
index 6c06a134eb..e2e0886aa3 100644
--- a/packages/rum-legacy/README.md
+++ b/packages/rum-legacy/README.md
@@ -49,8 +49,9 @@ https://static.flashcat.cloud/browser-sdk/<version>/fc-rum-legacy.js
 https://static.flashcat.cloud/browser-sdk/<version>/flashcat-rum.js
 ```
 
-`<version>` is the release tag, `v` prefix included. This build ships from `v0.1.0` onwards; the
-directories of earlier releases exist but hold no `fc-rum-legacy.js`.
+`<version>` is the release tag, `v` prefix included. The [SDK versions page](https://docs.flashcat.cloud/en/rum/sdk/versions) is where to
+look the current one up. This build ships from `v0.1.0` onwards; the directories of earlier
+releases exist but hold no `fc-rum-legacy.js`.
 
 Each release gets its own directory and earlier ones are left as they were, so a url pins the
 version it names. Updating a self-hosted copy means pointing at the next release, not