How and why did gold become money?

#SpeakingOfGold with Vivek Kaul - Did you know that just a few decades ago, rice was used as money in Japan?

Similarly, tobacco was used as money in the USA, and seashells in the Maldives and later in West Bengal. However, over time, all these commodities, and the metals that replaced them, became unreliable. Here's Economist Vivek Kaul's take on why gold stood the test of time and remains an incomparable store of value today.