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Why to use Moose roles ever?

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From:
Victor Porton
Date:
August 10, 2016 13:00
Subject:
Why to use Moose roles ever?
Message ID:
1470834033.22347.2.camel@narod.ru
Moose roles have some limitations, such as inability to override a
method in a class which "with"es the role.

But I can use an abstract base class instead of a role.

Are there any real situations where roles are better than base classes?
With examples, please.
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