[racket] what is this thing: '#(struct:foo 3 4) ?

From: Matthew Flatt (mflatt at cs.utah.edu)
Date: Fri Sep 10 12:34:22 EDT 2010

At Fri, 10 Sep 2010 09:21:28 -0700, John Clements wrote:
> I've spent long enough with the docs on this not to feel too embarrassed about 
> this question: what kind of value is produced by
> '#(struct:foo 3 4)
> (N.B. the leading quote)

Are you by chance using the PLAI language that is distributed with 5.0.1?

I ask because this looks like something that would be produced by the
broken printer in that version.

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