David Drummond wrote in a message to Roy J. Tellason:

 WC>> When the heck is someone going to produce a standard ATX power 
 WC>> supply designed from the get go to be driven from either 120 AC or 
 WC>> 12 volt deep discharge batteries?

 RJT> I dunno,  but if you find such a critter that's not at an absurd 
 RJT> price let me know...

 DD> You have 120VAC???

 DD> (LATER: I see he was writing of 120VAC _AND_ 12VDC. Use a UPS, or
 DD> battery and a small inverter.)

That seems to be the way most people end up going...

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