Who owns BTG?

Could you elaborate on the ownership structure of Bitcoin Gold (BTG)? Who ultimately controls the development and direction of this cryptocurrency? Are there specific individuals or entities that have significant influence over BTG's governance? Is there a central authority or is it a decentralized network? Additionally, how are decisions made regarding BTG's upgrades and improvements? Is there a formal voting process, or is it more of a consensus-driven approach? Understanding the ownership and governance of BTG is crucial for investors and enthusiasts alike.