diff --git a/makefile b/makefile
index c176fa2..680ecda 100644
--- a/makefile
+++ b/makefile
@@ -1,10 +1,11 @@
-include local.make
+# We deliberately do not make use of implicit rules, nor the standard variables they use
 
 
+include local.make
+
 arduino_packages = ~/.arduino15/packages/arduino
 arduino_lib = $(arduino_packages)/hardware/avr/1.8.6
 
-
 # Flags
 debug = -g
 lto = -flto
@@ -108,6 +109,7 @@ build/kulifuli.hex : build/kulifuli.elf
 .PHONY : build
 build : build/kulifuli.eep build/kulifuli.hex
 
+# This target includes the so-called 1200 baud touch, which puts the Arduino into bootloader mode
 .PHONY : upload
 upload : build/kulifuli.hex
 	stty --file=$(arduino_serial_port) speed 1200 > /dev/null