Comment by dmux

Tcl brings with it some other ambiguity when serializing though.

    {a 1 b 2}

Should the above be serialized as a dict, a list, or a string (ignoring the various possibilities of treating ints as strings themselves):

    {"a": 1, "b": 2}
    ["a", 1, "b", 2]
    "a 1 b 2"