Very instructive on how a computer rack works. I cought only later on that it was Oxide specific, but the design decisions seem so obvious to me that they look

Very instructive on how a computer rack works. I cought only later on that it was Oxide specific, but the design decisions seem so obvious to me that they look like industry standards. What about firmware architecture ? How do you design for reliability ? And how often does an infra like that stop working bc of a hardware problem ? And firmware ?