diff --git a/microsoft/surface/OLD-BEHAVIOUR-DEPRECATION.md b/microsoft/surface/OLD-BEHAVIOUR-DEPRECATION.md
index e93a81d..516dc18 100644
--- a/microsoft/surface/OLD-BEHAVIOUR-DEPRECATION.md
+++ b/microsoft/surface/OLD-BEHAVIOUR-DEPRECATION.md
@@ -2,11 +2,11 @@
 
 ## Overview
 
-When I (@mexisme) created the microsoft/surface profile, there weren't that many differences between
+When the microsoft/surface profile was created, there weren't that many differences between
 the various models of Surface.
 
-I had just acquired a Surface Go 1, and it was mostly safe to enable all the options for all the
-models, and they would fail gracefully enough that we could mostly ignore warnings or errors.
+e.g. I had just acquired a Surface Go 1, and it was mostly safe to enable all the options for all the
+models, and they would fail gracefully enough that you could mostly ignore warnings or errors.
 
 Now, however --- as-of 2023-01-10 --- we have a much wider variety of chipsets, incl. models with
 some of the newer AMD CPUs, and this is breaking small things in annoying ways for more people.
@@ -31,9 +31,6 @@ microsoft/surface profile to make it easier for people to specialise for their h
 Any code or modules that are specialised for a Surface model now have their own directory under this
 top-level.
 
-E.g. I am moving the Surface Go specialisations into `surface-go/`, and there may be further
-specialisations like `surface-go-3/`.
-
 ### "Common" modules
 
 All the "common" modules that were once in the top-level of the microsoft/surface profile have moved
@@ -41,16 +38,7 @@ under the `common/` directory.
 
 Tools / services that are shared among several models are now extracted to their own module under
 `common/` and imported by `common/default.nix`.
-These new "common" modules now have an `enable` option, which is `false` by default.
-
-### "Deprecated Behaviour" module
-
-The original `./default.nix` module has been replaced by a new `deprecated/` module, which replicates the
-original behaviour.
-
-The new `./default.nix` will load the new `deprecated/` module, but will also pop-up a warning asking users
-to update how they use the microsoft/surface profile from now on.
-This warning will probably change to a fail assertion at some point in the future.
+Most "common" modules now have an `enable` option, which is `false` by default.
 
 ## Adding a new Model Specialisation