1 Introduction: Fermentation’s Forgotten Twin In the age of sleek bioreactors, precision fermentation, and gene-edited microorganisms, it’s easy to overlook one of the oldest and most effective fermentation techniques: solid-state fermentation (SSF). Yet, SSF is making a powerful comeback—reimagined for today’s needs in food tech, alternative proteins, biomanufacturing, and even pharmaceuticals. Unlike submerged fermentation (SmF), […]