Survey reveals 78% of 670 MCP servers face critical security vulnerabilities

What is MCP and why does security matter [2 paragraphs explaining MCP for people who don't know] [The stats — avg score 53, 85 with no auth, 9 production safe] [The Postmark story — server with 1500 weekly downloads [Brief explanation of the 4 checks] [Show 2-3 specific examples of low scoring serve