I don't believe this would work. Firstly, 
split //, $_

[download]
returns a list of characters instead of a list of words. Secondly, 
$explicit[0] => { $explicit[1] => 1 };

[download]
Will ensure the store(i.e the key) will only have the last product read from the input. Update: or As Rolf puts it succinctly key Collision of the top level hash.

In reply to Re^4: Possible for Map to create Hash of Hash? by konnjuta
in thread Possible for Map to create Hash of Hash? by konnjuta

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