Could we get a single-character symbol that could be used in an array
index to refer to its shape in a dwimmy way?  Something like:

 @x[*.tail] # equivalent to @x[*]
 @A[*.head+2, *.tail-1]

(where head and tail are methods of the shape that return the current
dimension's start and end points.)

Jonathan "Dataweaver" Lang

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