Gamespot – Prominent Nintendo shareholder Seth Fischer, one of Asia’s most distinguished hedge fund managers, has urged the company to break with its decades-old strategy of only releasing software on proprietary systems and instead develop and sell mobile games for iOS and Android devices. “Nintendo needs to embrace this thematic change in consumer demand, behavior, and expectations to stay relevant,” Fischer said in a letter addressed to Nintendo president Satoru Iwata and obtained by Reuters. Fischer is the chief investment officer at Hong Kong-based Oasis Capital Management, which owns shares of Nintendo. The company maintains that releasing its content on…