anthonyfieroni added a comment.
That's look interesting but indeed it should be a KWin feature, say it has effect `dim inactive` this should be `blur inactive` then wallpaper and any other inactive window will be blurred. REPOSITORY R120 Plasma Workspace REVISION DETAIL https://phabricator.kde.org/D26773 To: niccolove, #plasma Cc: anthonyfieroni, davidedmundson, plasma-devel, Orage, LeGast00n, The-Feren-OS-Dev, jraleigh, zachus, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart