Rain Changes VS. Downspouts

Rain chains seem to be a somewhat new "trend" going around as more a more homes are swapping downspouts for them.
Rain chains were traditionally called kusari doi, and they originated in Japan centuries ago. They are typically made of copper, brass, or aluminum links and can come in several styles.

This article highlights the pros and cons of the rain chains and traditional downspouts.

https://roofingcalculator.com/news/rain-chains-vs-downspouts