diff --git a/README.md b/README.md
index f104b05..13dda05 100644
--- a/README.md
+++ b/README.md
@@ -1,19 +1,25 @@
-Want to build the Mac OS ROM?
+Want to build the Mac OS ROM? Start with a working Docker.
 
 ```
 make "Mac OS ROM.hqx"
 ```
 
-Remember BinHex? Me neither.
-
 Want to explore the Nanokernel? After you do this, builds will assemble a new kernel from the .s file:
 
 ```
 make kernel-disasm.s
 ```
 
-Want to test it out? With QEMU 2.7.0 or later installed:
+And to revert to building with the stock nanokernel:
+
+```
+make kernel-revert-to-stock
+```
+
+With QEMU 2.7.0 or later installed:
 
 ```
 make test
 ```
+
+To see the kernel log: look for `uncomment to debug` in `boot-script`. To change its colour, look at the very end of your `kernel-disasm.s`.
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