This file lists issues that involve the power fail protection strategy for
FIREFOX.

Advantages of a UPS.
.DL
.LI
Lower cost for the standard machine.
.LI
Lower developemnt cost.
.LI
More flexability in that more of the system can be backed-up.
.LI
Less complicated memory and bus design.
.LE

Advantages of backing up the memory only.
.DL
.LI
Smaller battery can be used because less of the system is backed up.
.LI
A longer protection period can be provided.
.LI
This is how DSD and CSY have done it in the past.
.LE

