How old will you be in the year of 2070?Most of you will be around 60 years old. The good news is travel light become smarter and easier by that time. Here are some wonderful predictions (预测) about future trip.
In the airport
Passport(护照)checks will be a thing of the past. You will use "heartbeat(心跳) passports". Everyone's heartbeat is different. It can tell who you are.
On the flight
Airplane seats could fit a person's body shape,size and even temperature to make ou feel better. You can book a seat according to your body type. The seat might even e able to cool or warm you to your preferred temperature(喜欢的温度).
In the hotel
You don't need to bring your suitcase(行李箱). When you get to the hotel,you can 3 D print recyclable(可再循环的)