Before agar, microbiologists had experimented with other foodstuffs as microbial media. They turned to substances rich in the starches, proteins, sugars, fats, and minerals that organisms need for growth, testing with broths, bread, potatoes, polenta, egg whites, coagulated blood serums, and gelatine. However, none worked particularly well: all were easily broken down by heat and microbial enzymes, and their surface, once colonized, became mushy and unsuitable for isolating microbes.
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Neither Anthropic's announcement nor the Time exclusive mentions the elephant in the room: the Pentagon's pressure campaign. On Tuesday, Axios reported that Hegseth told Anthropic CEO Dario Amodei that the company has until Friday to give the military unfettered access to its AI model or face penalties. The company has reportedly offered to adopt its usage policies for the Pentagon. However, it wouldn't allow its model to be used for the mass surveillance of Americans or weapons that fire without human involvement.