On Wed, 26 Mar 2008 11:26:12 -0600, cavelamb himself
wrote:

Any way you do it has advantages and drawbacks, IE with series switches
you're less likely to accidentally leave a light on, while with parallel
switches you're less likely to think you've turned a light on when you
haven't. Indicator lamps would mitigate most of that, but they'd add a
little current draw and some complication.




Sounds like a job for - Relays!

Good grief. There's nothing like complexity and additional points of
failure to muck up a boats reliability.