I have a few miscellaneous questions:

1)  Does anyone know what a "Parcel" is?

<1 2 3 4>.WHAT  => Parcel()
<1 2 3 4 ; 2 3 4 ; 5>.WHAT  => Parcel()

2) How do you figure out the length of an array? The "scalar" function
is gone. I tried "len", "length" and "size" without success.

3) More generally, is there a way to find out what methods are
available? I'm thinking of something like "@foo.METHODS" and it'd give
me a list of all the methods available in arrays. That would be

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