@warning{LilyDev does not include the software for the Grand Unified
Builder -- also see @ref{Grand Unified Builder (GUB)}.}
-While compiling LilyPond on MacOs and Windows is possible, both
+While compiling LilyPond on Mac OS and Windows is possible, both
environments are complex to set up. LilyDev can be easily installed
and run inside a @q{virtual machine} on either of these operating
systems relatively easily using readily available virtualization
to a DVD -- it is approximately 900 MB in size -- and installed just
like any standard GNU/Linux distribution.
-The current image is based on a 32bit version of Debian 8 (@q{Jessie})
-and the Disk image was generated using Debian
+The current image is based on a 32-bit version of Debian 8 (@q{Jessie})
+and the disk image was generated using Debian
@uref{http://live.debian.net/, live-build 4}.
@noindent
-Download the LilyDev disk image file from here:
+Download the LilyDev disk image file (a @code{.iso} file) from here:
@example
@uref{https://github.com/fedelibre/LilyDev/releases/latest}
@item
Click the @q{Start} button and the @q{First Run Wizard} will prompt you
for the installation media. Click the browse icon, locate the LilyDev
-disk image and click through the wizard to begin the installation
-process.
+disk image file that you downloaded (the @code{.iso} file) and click
+through the wizard to begin the installation process.
@item
When the LilyDev disk image boots for the first time, choose either the
it.
@warning{Be patient! There is no progress bar in the lily-git UI but the
-complete source is around 180@tie{}Mb.}
+complete source is around 180@tie{}MB.}
@noindent
When the source code has been downloaded, the @qq{command output} window