This is per sources quoted by Variety, who claim that the stars had finally aligned some time around the aftermath of the 2020 action epic, when Nolan was picking his next project to pursue. It was reported back at the time that Nolan was having meetings with Broccoli and Wilson,

Christopher Nolan reportedly considered making a James Bond movie after Tenet. However, he ultimately turned down the offer when it was made clear he wouldn't have the final cut on the film.

Amid speculation that Amazon may decide to go with a Bond TV series, Variety reported that a new Bond film is still the “top priority.” As for what’s next, Amazon will alleg