Except the article also notes that Twitter didn't remove the accounts and their posts until Reuters told them about it, presumably because the Department of Defense never told Twitter or anyone else about this program.

Biden should have informed the public about this bad behavior, publicly condemned it, and publicly held the people behind it accountable. It shouldn't have taken investigative journalists digging quotes out of nameless sources to bring this to light if the administration were serious about preventing the spread of misinformation and not just trying to sweep an obviously dumb idea under the rug before it could blow up in their faces.

e; also, the article concludes

The Pentagon’s audit concluded that the military’s primary contractor handling the campaign, General Dynamics IT, had employed sloppy tradecraft, taking inadequate steps to hide the origin of the fake accounts, said a person with direct knowledge of the review. The review also found that military leaders didn’t maintain enough control over its psyop contractors, the person said.

A spokesperson for General Dynamics IT declined to comment.

Nevertheless, the Pentagon’s clandestine propaganda efforts are set to continue. In an unclassified strategy document last year, top Pentagon generals wrote that the U.S. military could undermine adversaries such as China and Russia using “disinformation spread across social media, false narratives disguised as news, and similar subversive activities [to] weaken societal trust by undermining the foundations of government.”

And in February, the contractor that worked on the anti-vax campaign – General Dynamics IT – won a $493 million contract. Its mission: to continue providing clandestine influence services for the military.