Knowledge source
Formal knowledge
Personal experimentation
Personal experimentation
Knowledge timing
2 - Some time ago
Uptake motivation
Re-using rather than wasting kitchen scraps, finding natural processes. Bokashi was also popularised in relevant natural farming circles.
Knowledge products
There are a lot of materials online for how to prepare bokashi in different contexts.
I recently consulted this one: https://www.thespruce.com/basics-of-bokashi-composting-2539742