[ostree] doc: No need to emphasize the poweroff vs other OSes so much

[Colin Walters <walters src gnome org>]

commit 84c658a82e78886873b51974f4092df556985326
Author: Colin Walters <walters verbum org>
Date:   Fri Jun 20 10:13:09 2014 -0400

    doc: No need to emphasize the poweroff vs other OSes so much

 doc/atomic-upgrades.xml |   19 ++++---------------
 1 files changed, 4 insertions(+), 15 deletions(-)
---
diff --git a/doc/atomic-upgrades.xml b/doc/atomic-upgrades.xml
index 33f98f2..fd949fb 100644
--- a/doc/atomic-upgrades.xml
+++ b/doc/atomic-upgrades.xml
@@ -8,21 +8,10 @@
   <chapter id="upgrades-intro">
     <title>You can turn off the power anytime you want...</title>
     <para>
-      At the time of this writing, it's common for released versions
-      of mainstream operating systems (the Playstation OS, Microsoft
-      Windows, Debian GNU/Linux, and Red Hat Enterprise Linux) to have
-      non-atomic upgrades; that is, the good ones pop up a screen that
-      says "Please do not turn off the power".  The bad ones don't
-      even tell you that it's unsafe.  The <emphasis>really</emphasis>
-      bad ones actually mutate your running filesystem without taking
-      precautions to prevent corrupting running processes.
-    </para>
-
-    <para>
-      In contrast, OSTree is designed to implement fully atomic and
-      safe upgrades; more generally, atomic transitions between lists
-      of bootable deployments.  If the system crashes or you pull the
-      power, you will have either the old system, or the new one.
+      OSTree is designed to implement fully atomic and safe upgrades;
+      more generally, atomic transitions between lists of bootable
+      deployments.  If the system crashes or you pull the power, you
+      will have either the old system, or the new one.
     </para>
   </chapter>