> For a smaller open-source version, certain sequences, such as those from viruses and a US government list of worrying pathogens and toxins, were excluded from

> For a smaller open-source version, certain sequences, such as those from viruses and a US government list of worrying pathogens and toxins, were excluded from training. Neither can ESM3-open — which scientists anywhere can download and run independently — be prompted to generate such proteins. That sounds like a glove being thrown down.