Storable warns against this
if you happen to use your numbers as strings between two freezing operations on the same data structures, you will get different results.

There is no facility either to return all strings as utf8 sequences, or to attempt to convert utf8 data back to 8 bit and croak() if the conversion fails.

It is easily avoided if you use encoding/Encode

In reply to Re^2: Fastest data structure compare? by Anonymous Monk
in thread Fastest data structure compare? by swartz

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