--- a/README	Thu May 18 23:32:31 2017 +0000
+++ b/README	Fri May 19 00:31:54 2017 +0000
@@ -2,13 +2,17 @@
 tools in this package have been written to run on a Unix-based or Unix-like
 host system, such as a GNU/Linux PC or laptop, with the expectation that the
 user will compile them from the source using her regular system C compiler.
+See INSTALL for installation instructions.
 
 Most of these tools interface to and operate on Calypso-based GSM devices,
 while a few perform some ancillary functions.  Please see
 doc/Host-tools-overview for the listing of what tools are available and what
 they do.  These tools are built in the following source directories:
 
-ffstools	tiffs, mokoffs and pirffs are built here.
+ffstools	This directory subtree contains tools for "in vitro" analysis
+		of flash file system images read out of Calypso GSM devices,
+		as well as for analysis of some specific content from these
+		file systems.
 
 loadtools	fc-loadtool, fc-iram, fc-xram and fc-compalram form the part of
 		FC host tools called loadtools, which used to be its own
@@ -18,11 +22,15 @@
 		compalstage (for Compal phones only).  If you are working with
 		a packaged release of FC host tools, as opposed to a random
 		snapshot of the source tree, precompiled binaries for loadagent
-		and compalstage will be included under
-		loadtools/target-binaries.
+		and compalstage will be included in the target-bin directory.
+
+		fc-buzplay is also built in the loadtools suite because it uses
+		many of the same components.
 
 miscutil	A few miscellaneous utilities are built here.
 
+ringtools	Tools for working with ringtone melodies are built here.
+
 rvinterf	Everything dealing with the RVTMUX interface to running GSM
 		firmwares and everything based on the rvinterf framework is
 		built under rvinterf.
@@ -31,7 +39,7 @@
 		built in the rvinterf subtree because it is built from mostly
 		the same source components as rvtdump and rvinterf.
 
-The 4 directories listed above contain all of FC host tools; they are all you
+The 5 directories listed above contain all of FC host tools; they are all you
 need in order to get a fully working installation of these tools if you are
 using the provided precompiled binaries for loadagent and compalstage.  However,
 if you would like to recompile these components from source, you will need the