Who started mantra?

Could you elaborate on the origins of the term "mantra" in the context of cryptocurrency and finance? Who was the individual or group that first coined this phrase? Was it a well-known figure in the industry, or did it emerge from a grassroots movement? What was the initial intention or purpose behind adopting this terminology? Has it gained widespread acceptance and usage, or is it still a niche reference within specific circles? Your insights would be invaluable for those seeking to understand the etymology and significance of this term.