Not an official Apple 'Project Titan' leak, just the speculative imagination of ultimate fanbois. How about; 360-degree augmented-reality experience, vehicle & equipment wireless charging, proximity sensing and wearable technologies, Model X-like "Falcon Wing" doors, controllable indirect and ambient lighting, and a full color LED 'screen' that doubles as the rearlight turn signals/brake light/backup light and possible emergency message board.
Tech sources have indicated that the official AppleCar could be finalized by 2019 or 2020.
13 Cool Features of Our Apple Car - Motor Trend
Wonky but insightful roundtable discussion with industrial designers, engineers and tech reporters on the prospective AppleCar 'manifesto'.