No, it is not true. Viral genomes are digital representations of real biological entities, not artificial constructs. While computers are used to assemble genome sequences, the data originates from actual biological material—specifically, RNA or DNA extracted from real viruses found in nature. https://www.quora.com/Is-it-true-that-what-virologists-call-a-viral-genome-is-a-digital-artifact-something-assembled-from-digital-fragments-in-a-computer-rather-than-a-biological-object-extracted-and-verified-from-nature/answer/Coherent-Market-Insights-1?ch=10&oid=1477743870982209&share=03ddab4f&srid=uTm6RG&target_type=answer