From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Tue,  8 Jul 1997 22:46:00 -0400
From: Scott Schwartz schwartz@finch.cse.psu.edu
Subject: No subject
Topicbox-Message-UUID: 5cc4cab6-eac8-11e9-9e20-41e7f4b1d025
Message-ID: <19970709024600.UZF33JvUl7WURuK0-58LmjX9gzlrwUNvkwCZVEj8QEY@z>

rob@plan9.bell-labs.com writes:
| I put screen blanking portably into Brazil by just setting
| the color map to all zeros after a quiet period.  Mouse action
| restores it.

That doesn't achieve the same effect, because it doesn't invoke
the VESA power saving mode.  Modern monitors watch the HSYNC and
VSYNC signals; if one stops they blank the screen in a moderate
power saving mode, and if both stop the monitor goes to very low
power mode.

-- Scott