Julian Wolfe wrote:
IMO, lights=good, switches=bad (especially when they
break on old equipment
and you have to find replacements, which is a major undertaking depending on
the machine)
Switches can be extremely handy if you need to write a bootloader to
boot from a tape on which the bootblocks have gotten messed up. There
are other situations, of course, but that's the only one I've ever had
to deal with in an emergency.
Peace... Sridhar