<https://forums.getpaint.net/topic/32321-blend-tool-flip-selected/#comment-431398>
<http://schema.org/text>
"BoltBait has a plugin for flipping selections. \n  \nhttp://forums.getpaint.net/index.php?showtopic=28488 "
<https://forums.getpaint.net/topic/32321-blend-tool-flip-selected/>