somewhat improve the jpctb docs

diff --git a/yarrg/web/upload b/yarrg/web/upload
index db82c6910c88caf468fd3f93ded34a1019ce0d0b..f6e0fce843ec0f4d67154fac767429caf7d475a4 100755 (executable)
--- a/yarrg/web/upload
+++ b/yarrg/web/upload
@@ -90,7 +90,7 @@ report the problem to us, not to Three Rings.
 
 Download
 <a href="<% $url_base %>/jpctb.tar.gz"><% $url_base %>/jpctb.tar.gz</a>
-and unpack it.  You run it from the command line.  Change
+and unpack it.  You run jpctb from the command line.  Change
 (<code>cd</code>) to the top level <code>jpctb</code> directory
 which was created when you unpacked the tarball, and then run
 <pre>
@@ -147,22 +147,22 @@ core game functionality which would make cheating possible.
 
 <p>
 
-JPCTB works by running an unmodified copy of the YPP client but with
-a separate JVM (Java Virtual Machine) configured to use the
-appropriate accessibility plugin.  We do this (rather than configuring
-the computer's main JVM to use the JPCTB accessibility plugin) so that
-it is still possible to launch Puzzle Pirates <em>without</em> JPCTB
-(for example, in case the JPCTB client should cause any kind of
-problem).
+JPCTB runs the unmodified Puzzle Pirates game, but with a separate
+copy of your system's JVM (Java Virtual Machine); that copy of the JVM
+is configured to use the JPCTB accessibility plugin.  We do this
+(rather than configuring the computer's main JVM to use the
+accessibility plugin) to avoid interfering with other uses of Java on
+your computer - in particular, so that it is always possible to launch
+Puzzle Pirates <em>without</em> JPCTB (for example, in case the plugin
+should cause any kind of problem).
 
 <h2>Authorship, source code and other versions</h2>
 
 Thanks to Burninator for writing the core of the JPCTB client.  Ian
 Jackson and Owen Dunn adapted it to improve the installation setup (in
-particular, to more completely avoid modifying the YPP client's
-startup files, which Three Rings unsurprisingly objected to).  Owen
-Dunn added support for uploading to YARRG, updated the build system,
-and wrote a Windows installer.
+particular, to avoid modifying any of the YPP client's startup files).
+Owen Dunn added support for uploading to YARRG, updated the build
+system, and wrote a Windows installer.
 
 <p>