Who was Cetus?

Excuse me, could you please elaborate on the identity of Cetus? Is it a reference to a historical figure, a mythological creature, or perhaps a term used in a specific field of study? Understanding the context in which Cetus is mentioned would greatly assist me in comprehending its significance. If Cetus is indeed a mythological being, could you provide a brief overview of its origins and any notable characteristics or legends associated with it? Additionally, if Cetus holds any relevance in the realms of cryptocurrency or finance, I would be most intrigued to learn about its potential impact or significance within those industries.