Could be true. Many people here keep multiple males together to stimulate the season. I think that method is only used to coax males to breed when they won't for one reason or another.
"I reccomend that everyone actually read NERD's Kevin McCurley's book on ball python breeding before they start ripping about things they dont understand or fully know about"
Guy is talking about NERD's book, I would guess he knows what he is talking about?