Arnott has repeatedly told media and consumers that he and his co-founders have learned their lesson following what became known on social media as #ClickFail last year.
In a move that suggests most retailers trust Arnott to do it right the second time around, many of the original retailers that participated have returned for another bite at the apple, including Myer, Dan Murphy's and The Iconic.
Despite the crash, many stores that took part did not see it as a failure.
Myer says the original sale "from our perspective... was hugely successful." Myer chief executive Bernie Brookes says its website had achieved record online sales.
Andrew Fisher, the chief technology officer at digital marketing consultancy JBA Digital, agrees Acamai on board means Click Frenzy is much less likely to fail.
"The other thing that will help is that there will probably be softer demand this time around, because it's not that peak Christmas period and there is a bit less trust in them this time around," he says.
"This sale gives them another chance to earn back the trust of consumers and retailers,"
Sign up for Computerworld eNewsletters.