README: fix a typo and add some clarifications

diff --git a/README b/README
index 46e18cf..a725a8b 100644 (file)
--- a/README
+++ b/README
@@ -1,9 +1,9 @@
 kinect-audio-setup makes audio input from the Microsoft Kinect Sensor
-device work on GNU/linux systems.
+device work on GNU/Linux systems.
 
 When the Kinect is first plugged in the USB port it shows up as a
 generic USB device with a bulk endpoint; after uploading a certain
-firmware a reenumeration takes place and a USB Audio Class device
+firmware a reenumeration takes place and a USB Audio Class (UAC) device
 becomes available.
 
 kinect-audio-setup provides tools to download the firmware off the net
@@ -31,6 +31,9 @@ Install kinect_upload_fw first:
 
   # make install
 
+it will be copied to /usr/local/sbin by default, assign the PREFIX
+variable on the command line to install it to another location.
+
 Then run the firmware fetcher script (remember this is only needed
 once):