It's Friday morning in the year 2025, and you're running late.You got distracted watching the music video that was playing in the corner of your bathroom mirror while you were brushing your teeth.How will you get to your office at Mega Giga Industries on time?

　　A quick check of your Internet­connected refrigerator magnet tells you your train which travels at speeds up to 250 miles an hour as it electromagnetically hovers above its guide track - is a bit behind schedule, too.So you decide to drive your environmentally­friendly hydrogen fuel cell car instead - or rather, let your car drive you.It's programmed to know the way, and it will get you there without speeding, getting lost, or crashing.

Settling into your office chair, which changes color to match what you're wearing，you pick up yesterday morning's newspaper.Printed on reusable electronic paper，it instantly rewrites itself with today's headlines.Now it's time for your big meeting.Uh­oh！You've left your handwritten notes at home.No problem.The digital ink pen