<https://forum.affinity.serif.com/index.php?/topic/64651-how-to-have-a-transparent-stroke/>
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"2018-08-29T15:51:16+0000"^^<http://schema.org/Date>
<https://forum.affinity.serif.com/index.php?/topic/64651-how-to-have-a-transparent-stroke/#comment-335894>