diff --git a/FrOSCon26/FrOSCon.26.mm b/FrOSCon26/FrOSCon.26.mm
index bbcc303..4a0d10f 100644
--- a/FrOSCon26/FrOSCon.26.mm
+++ b/FrOSCon26/FrOSCon.26.mm
@@ -148,7 +148,18 @@
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 <node CREATED="1785515659791" ID="ID_1262937735" MODIFIED="1785515663585" TEXT="Gedankengang">
+<node CREATED="1786156758932" ID="ID_781149210" MODIFIED="1786156764677" TEXT="Prelude">
+<node CREATED="1786156767642" ID="ID_1127097126" MODIFIED="1786156771804" TEXT="Topic"/>
+<node CREATED="1786156772634" ID="ID_1608112104" MODIFIED="1786156783282" TEXT="Who am I"/>
+<node CREATED="1786156786895" ID="ID_1516545730" MODIFIED="1786156791162" TEXT="AI disclaimer">
+<node CREATED="1786156872900" ID="ID_687119701" MODIFIED="1786156877220" TEXT="Guidelines"/>
+<node CREATED="1786156878036" ID="ID_884500525" MODIFIED="1786156883143" TEXT="...use it as a tool"/>
+</node>
+</node>
 <node CREATED="1785515665342" ID="ID_1643067839" MODIFIED="1785515729272" TEXT="medium level of Abstraction">
+<node CREATED="1786157022704" ID="ID_1094582146" MODIFIED="1786157025119" TEXT="Lumiera">
+<node CREATED="1786157027743" ID="ID_730322696" MODIFIED="1786157036970" TEXT="fundamental forces"/>
+</node>
 <node CREATED="1785599636582" ID="ID_1570272732" MODIFIED="1785599641523" TEXT="Werkzeug vs. Magie"/>
 </node>
 <node CREATED="1785529009319" ID="ID_666300991" MODIFIED="1785529017680" TEXT="challenges for the Engine">
@@ -230,6 +241,9 @@
 </node>
 </node>
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+<node BACKGROUND_COLOR="#c8c0b6" COLOR="#690f14" CREATED="1786157164429" HGAP="525" ID="ID_487001972" MODIFIED="1786158477936" TEXT="X" VSHIFT="-18">
+<font NAME="SansSerif" SIZE="21"/>
+</node>
 <node CREATED="1785540830071" ID="ID_126092826" MODIFIED="1785540836160" TEXT="architectural challenge">
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@@ -685,6 +699,132 @@
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 <icon BUILTIN="flag-yellow"/>
+<node CREATED="1786209334650" ID="ID_664691834" MODIFIED="1786210320715" TEXT="Frontpage">
+<node CREATED="1786209410141" ID="ID_1608767254" MODIFIED="1786209413040" TEXT="io_uring">
+<node CREATED="1786209424418" ID="ID_1303352940" MODIFIED="1786209425718" TEXT="Reading Video data with IO_URING"/>
+<node CREATED="1786209440796" ID="ID_1659105899" MODIFIED="1786209442058" TEXT="putting a new kernel framework into practical use"/>
+</node>
+</node>
+<node CREATED="1786209455010" ID="ID_897066522" MODIFIED="1786209459257" TEXT="Disclosure">
+<node CREATED="1786209460201" ID="ID_331965739" MODIFIED="1786209479631" TEXT="use of &#xbb;AI&#xab;"/>
+<node CREATED="1786209481994" ID="ID_751809818" MODIFIED="1786209494564" TEXT="Knowledge-Technology use">
+<node CREATED="1786209499704" ID="ID_741640290" MODIFIED="1786209502950" TEXT="Guidelines">
+<node CREATED="1786209503911" ID="ID_1049438519" MODIFIED="1786209508435" TEXT="Alexei Alexandrescu"/>
+<node CREATED="1786209515494" ID="ID_952189423" MODIFIED="1786209523845" TEXT="distinguish">
+<node CREATED="1786209524357" ID="ID_1043615002" MODIFIED="1786209527544" TEXT="Skills">
+<node CREATED="1786209541522" ID="ID_326183822" MODIFIED="1786209550893" TEXT="leverage your skills"/>
+<node CREATED="1786209551863" ID="ID_1424804089" MODIFIED="1786209913852" TEXT="but care to retain and develop them"/>
+</node>
+<node CREATED="1786209528036" ID="ID_1512915973" MODIFIED="1786209530400" TEXT="Judgement">
+<node CREATED="1786209639716" ID="ID_14394358" MODIFIED="1786209864474" TEXT="The judgment shall be ours to make."/>
+</node>
+<node CREATED="1786209530917" ID="ID_274283378" MODIFIED="1786209537852" TEXT="Souvereignty / Creativity">
+<node CREATED="1786209870796" ID="ID_721310307" MODIFIED="1786209876199" TEXT="Humans take responsibility"/>
+</node>
+</node>
+</node>
+<node CREATED="1786210009468" ID="ID_1499933470" MODIFIED="1786210020328">
+<richcontent TYPE="NODE"><html>
+  <head>
+    
+  </head>
+  <body>
+    <p>
+      Treat it as a tool,
+    </p>
+    <p>
+      not as a miracle we&#8217;ve been blessed with
+    </p>
+  </body>
+</html></richcontent>
+</node>
+</node>
+</node>
+<node CREATED="1786157179882" ID="ID_1684251098" MODIFIED="1786157184624" TEXT="what is it?">
+<node CREATED="1786157193668" ID="ID_1364151192" MODIFIED="1786157210442" TEXT="AI? ... IO_URING? ... Lumiera?"/>
+<node CREATED="1786157213281" ID="ID_1032986728" MODIFIED="1786157226770" TEXT="a tool">
+<node CREATED="1786157540754" ID="ID_1685235270" MODIFIED="1786157569787" TEXT="a means to an end"/>
+<node CREATED="1786157571094" ID="ID_24701553" MODIFIED="1786157573959" TEXT="a simple machine"/>
+</node>
+<node CREATED="1786157220669" ID="ID_1216413886" MODIFIED="1786157223682" TEXT="a machine"/>
+<node CREATED="1786157227844" ID="ID_1441232205" MODIFIED="1786157230743" TEXT="an engine"/>
+<node CREATED="1786157233475" ID="ID_1884047993" MODIFIED="1786157235601" TEXT="a facility"/>
+<node CREATED="1786157236863" ID="ID_1483477134" MODIFIED="1786157239686" TEXT="an abstraction">
+<node CREATED="1786157259939" ID="ID_978651768" MODIFIED="1786157268212" TEXT="Def Abstraction (C.S.)">
+<node CREATED="1786157327488" ID="ID_151430733" MODIFIED="1786157331231" TEXT="Wikipedia...."/>
+<node CREATED="1786157292715" ID="ID_279746779" MODIFIED="1786157325101">
+<richcontent TYPE="NODE"><html>
+  <head>
+    
+  </head>
+  <body>
+    <p>
+      in software, an abstraction provides access
+    </p>
+    <p>
+      while hiding details that otherwise might make access more challenging.
+    </p>
+    <p>
+      It focuses attention on details of greater importance.
+    </p>
+  </body>
+</html></richcontent>
+</node>
+</node>
+</node>
+</node>
+<node CREATED="1786157658114" ID="ID_175660716" MODIFIED="1786157660466" TEXT="Lumiera">
+<node CREATED="1786157735672" ID="ID_806858192" MODIFIED="1786157737019" TEXT="Lumiera is software to edit videos">
+<node CREATED="1786157813085" ID="ID_959824342" MODIFIED="1786157827055" TEXT="it is an ambitous free software project"/>
+<node CREATED="1786157827908" ID="ID_592854276" MODIFIED="1786157835574" TEXT="ist is not finished / usable yet"/>
+</node>
+<node CREATED="1786157848040" ID="ID_1334061170" MODIFIED="1786157889358" TEXT="The basic situation">
+<node CREATED="1786157890898" ID="ID_884259737" MODIFIED="1786157900049" TEXT="we have video, sound, media (files)"/>
+<node CREATED="1786157901025" ID="ID_134817714" MODIFIED="1786157905412" TEXT="we want to...">
+<node CREATED="1786157906912" ID="ID_1110426582" MODIFIED="1786157920714" TEXT="arrange, mix, combine"/>
+<node CREATED="1786157921282" ID="ID_264760034" MODIFIED="1786157930125" TEXT="play and render that arrangement"/>
+</node>
+</node>
+<node CREATED="1786157933476" ID="ID_577012872" MODIFIED="1786157947894" TEXT="Guiding Principles">
+<node CREATED="1786157951410" ID="ID_433666208" MODIFIED="1786157971461" TEXT="&#xbb;medium level of abstraction&#xab;"/>
+</node>
+</node>
+<node CREATED="1786158027560" ID="ID_1735472719" MODIFIED="1786158032826" TEXT="Challenges for the Engine">
+<node CREATED="1786158080856" ID="ID_123739484" MODIFIED="1786158090874" TEXT="based on externally defined processing"/>
+<node CREATED="1786158092855" ID="ID_636396293" MODIFIED="1786158106230" TEXT="ability to adapt to various workloads"/>
+<node CREATED="1786158112260" ID="ID_1719290378" MODIFIED="1786158117815" TEXT="video pushes the limits"/>
+<node CREATED="1786158120997" ID="ID_1802759909" MODIFIED="1786158140188" TEXT="&#x27f9; make optimum use of resources"/>
+</node>
+<node CREATED="1786158146164" ID="ID_1965918049" MODIFIED="1786158155733" TEXT="IO is &#xbb;problematic&#xab;">
+<node CREATED="1786158231476" ID="ID_310766175" MODIFIED="1786158242607" TEXT="much more complex than the &quot;compute&quot; resource"/>
+<node CREATED="1786158247058" ID="ID_405882035" MODIFIED="1786158266443" TEXT="it is slow">
+<node CREATED="1786158272327" ID="ID_1400639102" MODIFIED="1786158291344" TEXT="slow can refer to..."/>
+<node CREATED="1786158279151" ID="ID_1370560070" MODIFIED="1786158283551" TEXT="latency"/>
+<node CREATED="1786158284135" ID="ID_47619" MODIFIED="1786158286257" TEXT="throughput"/>
+</node>
+<node CREATED="1786158305702" ID="ID_401607245" MODIFIED="1786158312029" TEXT="it depends...">
+<node CREATED="1785536715500" ID="ID_565582054" MODIFIED="1785536719630" TEXT="on your hardware"/>
+<node CREATED="1785536721342" ID="ID_560163364" MODIFIED="1785536729190" TEXT="on your storage layout"/>
+<node CREATED="1785536736958" ID="ID_1278615821" MODIFIED="1785536743780" TEXT="on your access pattern"/>
+<node CREATED="1785536730625" ID="ID_1909424632" MODIFIED="1785536735037" TEXT="on your workload"/>
+</node>
+<node CREATED="1786158328007" ID="ID_457446692" MODIFIED="1786158570391" TEXT="&#x27f9; it is hard to predict"/>
+<node CREATED="1786158352524" ID="ID_1145344027" MODIFIED="1786158354567" TEXT="and especially for Video &#x27f6; a new twist.... "/>
+<node CREATED="1786158361606" ID="ID_986117401" MODIFIED="1786158372785" TEXT="IO is no longer slow">
+<node CREATED="1786158373937" ID="ID_947160129" MODIFIED="1786158378724" TEXT="and that&apos;s the problem"/>
+</node>
+<node CREATED="1786158641707" ID="ID_1475320779" MODIFIED="1786158678740" TEXT="what is &#xbb;fast&#xab; ... and &#xbb;slow&#xab;?"/>
+</node>
+<node CREATED="1786158664765" ID="ID_648018543" MODIFIED="1786158667918" TEXT="Time Scales">
+<node CREATED="1786209206778" ID="ID_269640533" MODIFIED="1786209241303" TEXT="scaffold"/>
+<node CREATED="1786209243052" ID="ID_1553261410" MODIFIED="1786209244718" TEXT="nanos"/>
+<node CREATED="1786209245890" ID="ID_1604120512" MODIFIED="1786209250925" TEXT="micros"/>
+<node CREATED="1786209251492" ID="ID_145105903" MODIFIED="1786209253260" TEXT="millis"/>
+<node CREATED="1786209253761" ID="ID_629485216" MODIFIED="1786209258316" TEXT="human perspective"/>
+<node CREATED="1786209259165" ID="ID_1470267389" MODIFIED="1786209267846" TEXT="to put that into perspective...">
+<node CREATED="1786209276951" ID="ID_1586351838" MODIFIED="1786209300679" TEXT="1 clock-cylce  &#x2254; 1sec"/>
+</node>
+</node>
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@@ -805,7 +945,7 @@
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+<node BACKGROUND_COLOR="#c8c0b6" COLOR="#435e98" CREATED="1754875923722" FOLDED="true" ID="ID_1802306052" MODIFIED="1786208392664" TEXT="Hau-zu">
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+<node CREATED="1784565219414" ID="ID_901538529" MODIFIED="1786157429844" TEXT="Architectural Challenge"/>
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@@ -4365,8 +4505,8 @@
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