It's lightweight compared to XML. If you need to scale, reduce your bandwidth requirements!
Compare JSON
[
{
color: "red",
value: "#f00"
},
{
color: "green",
value: "#0f0"
},
{
color: "blue",
value: "#00f"
},
{
color: "cyan",
value: "#0ff"
},
{
color: "magenta",
value: "#f0f"
},
{
color: "yellow",
value: "#ff0"
},
{
color: "black",
value: "#000"
}
]
to XML:
red
#f00
green
#0f0
blue
#00f
cyan
#0ff
magenta
#f0f
yellow
#ff0
black
#000