Sounds like you've got it going your way. 60 amps should handle all the accessories you choose to run with some capacity left over to charge the battery. Most of those people who participate in the voltmeter/ammeter discussion don't have enough electrical knowledge to have an intelligent conversation about "why"- - - -they're just regurgitating talking points.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!