Explore a thought-provoking conference talk that delves into the complexities of security proxying and delegation in the digital age. Examine the parallels between durable power of attorney and digital access, and how modern technology has blurred the lines between personal and professional identities. Investigate the challenges of working across multiple organizations, context governance, and the intricacies of federation. Learn from real-life examples, including the speaker's personal experiences with Google accounts and family dynamics. Discuss the arguments for and against using others' accounts, the potential legal implications, and the need for industry-wide standardization. Conclude with short-term recommendations and the concept of a digital concierge service to address these evolving security challenges.