20093 2012-11-27 00:29:23 +0000 [Shadow]: Clarify how upper bound encapsulation applies to sibling shadowRoots 2013-07-24 05:06:39 +0000 1 1 1 Unclassified WebAppsWG HISTORICAL - Component Model unspecified PC All RESOLVED FIXED P2 normal --- 22716 1 sorvell hayato dglazkov dominicc hayato public-webapps-bugzilla oldest_to_newest 78880 0 sorvell 2012-11-27 00:29:23 +0000 According to the event retargeting algorithm, it appears that upper bound encapsulation is enforced between sibling shadowRoot's. To avoid confusion about this complicated topic, this should be explicitly stated. 91197 1 hayato 2013-07-24 05:06:39 +0000 Fixed. Clearly defined in the new spec. https://dvcs.w3.org/hg/webcomponents/rev/dbf47f602628