The problem is made worse on the receiving end (the browser). I've ran into this issue when serialization libraries in Java send a 64-bit long value as a sequen

The problem is made worse on the receiving end (the browser). I've ran into this issue when serialization libraries in Java send a 64-bit long value as a sequence of digits, then things over ~50 bits get silently truncated, you find out about it, then switch to quoted strings.