added a thing to remind me how i did this before wasting hours making this slightly more convienient version

README

@@ -0,0 +1,2 @@
+this program does the same thing as this:
+xrandr --props | awk '$2 ~ /^connected/ {printf $1 ":";getline;getline;for(i=0;i<16;i++){printf $1;getline;};printf "\n";}'