the one piece rod isn't about increasing accuracy, it's about preventing the damage to the rifling and crown that often happens with jointed rods and/or aluminum rods.
Even if you only clean once a year, a good one piece steel or carbon fiber rod is a good investment.
I didn't fight to defend your freedom so you could vote to take away mine.
"A man who has nothing for which he is willing to fight, nothing which is more important than his own personal safety, is a miserable creature and has no chance of being free unless made and kept so by the exertions of better men than himself.
John Stuart Mill."