I agree in part. Most of the time JSON and BSON are very similar in size, and sometimes larger (due to length prefixes). But, size benefits do emerge when you n

I agree in part. Most of the time JSON and BSON are very similar in size, and sometimes larger (due to length prefixes). But, size benefits do emerge when you need to store binary data inside the object. Instead of a base64 encoded string, the binary data can be stored directly.