[Quantum Blockchain Raises £500,000 Through Share Placement and Launches Bitcoin Mining Subsidiary BlocKeeper] Odaily Planet Daily News - UK-listed company Quantum Blockchain announced a placement of 142,857,142 new shares at a price of 0.35 pence per share, raising £500,000. Additionally, the company announced the establishment of a new Bitcoin mining subsidiary, BlocKeeper. The new funds will be used to accelerate its AI-driven Bitcoin mining research and development. (Yahoo Finance)