Because the US submarine production calender is completely full and unable to scale up. https://www.abc.net.au/news/2024-04-18/aukus-congress-subcommittee-hear

Because the US submarine production calender is completely full and unable to scale up. https://www.abc.net.au/news/2024-04-18/aukus-congress-subcommittee-hearing-procurement-cut/103738952 https://www.abc.net.au/news/2024-04-18/aukus-congress-subcom... Australia will also not have full control of their own submarines: https://www.theguardian.com/world/article/2024/may/07/australia-us-aukus-submarine-deal-control-daniel-kritenbrink https://www.theguardian.com/world/article/2024/may/07/austra...