Corrections: All-Ram System possible?

[H. Apfel]

>I will try and use an old Mac as control system for my new home, 
>i.e. it should manage heating, warm water and aircon. Obviously I'll 
>need a stable system with low failure rate. So I thought about a OS 
>which may boot from a ROM or HD, but which will reside in and use 
>only ram, from some log files.

D*mmit, should read 'apart from some log files', which I would 
preferably store in the stick