Not for pop music. Who knows how RFID and related technologies will be used in the future. Here's a wild guess: Not for buying milk.

无从知道无线射频识别技术和相关的技术在将来会得到怎样的利用，不过这里随便给出一个猜测：不会用来购买牛奶。

youdao

Some advice was less helpful. Buying a cow to provide milk was not a practical solution for someone living in a top floor London flat.

有些建议就不是太有用了，比如，对于住在伦敦高层公寓里的人来说，买头奶牛挤牛奶就不太现实。

youdao

For example, he was depicted in a car rental ad as a rational, calm person who would only rent a car instead of buying one because he did not have to breed a cow just to drink milk.

比如，在一则租车广告中，他依然保持自己清醒的头脑和严密的逻辑，只租车不买车，因为“我喝牛奶，不等于我就要饲养奶牛”。

youdao

But also, you know, for those on WIC, they can very easily restrict the parents to buying certain types of cereals and milk and eggs and not allow them to use that money for other things.

NPR: Child Hunger: Nutritious Food Tough To Afford