LOST TECHNOLOGICAL BREAKTHROUGHS

Discover the world's most groundbreaking, yet utterly useless innovations that never quite took off.

• The Antigrav Train That Almost Changed Everything
• Quantum Toaster: The Appliance That Was Supposed to Revolutionize Breakfast
• Inflatable Roofing: The System That Was Supposed to Save the World from Drought
• BotNet Brewery: The AI-Powered Craft Beer That Was Almost a Thing