Ex-Fidelity crypto experts launch VC fund in Cambridge

Two former Fidelity Investments employees who helped spearhead the asset manager’s foray into cryptocurrency have raised a $30 million fund that will invest in blockchain-related businesses.Matt Walsh and Nic Carter announced Wednesday that they have launched Castle Island Ventures out of an office in Cambridge’s Kendall Square. The pair left Fidelity this spring.Castle Island will not invest in so-called initial coin offerings, according to Walsh. Instead, it will focus on companies