"The solution assumes that nearby individuals have smartphones with Bluetooth and the app enabled, which may not always be true — especially among the elderly or in rural areas. This dependence could limit the system’s reach and effectiveness in…"

"The idea sounds appealing on paper, but it overlooks some big challenges. Integrating with multiple e-commerce apps, ensuring compliance, and maintaining user trust would be tough without clear partnerships or a regulatory plan"

"The presentation focused a lot on the concept, but I’d like to understand the actual comfort difference when carrying heavy loads."