diff --git a/docs/gltf-extensions/1.jpg b/docs/gltf-extensions/1.jpg
index a947e22..1463003 100644
Binary files a/docs/gltf-extensions/1.jpg and b/docs/gltf-extensions/1.jpg differ
diff --git a/docs/gltf-extensions/4.jpg b/docs/gltf-extensions/4.jpg
index a484cda..afa30fa 100644
Binary files a/docs/gltf-extensions/4.jpg and b/docs/gltf-extensions/4.jpg differ
diff --git a/docs/gltf-extensions/archive/225.jpg b/docs/gltf-extensions/archive/225.jpg
index a484cda..afa30fa 100644
Binary files a/docs/gltf-extensions/archive/225.jpg and b/docs/gltf-extensions/archive/225.jpg differ
diff --git a/docs/gltf-extensions/archive/233.jpg b/docs/gltf-extensions/archive/233.jpg
index a947e22..1463003 100644
Binary files a/docs/gltf-extensions/archive/233.jpg and b/docs/gltf-extensions/archive/233.jpg differ
diff --git a/docs/gltf-extensions/archive/index.html b/docs/gltf-extensions/archive/index.html
index 2b87b5a..e05eab0 100644
--- a/docs/gltf-extensions/archive/index.html
+++ b/docs/gltf-extensions/archive/index.html
@@ -114,7 +114,7 @@ <h1>OMI Archive</h1>
 <tr><td><a href='220.jpg'>220.jpg</a></td><td>168K</td></tr>
 <tr><td><a href='222.jpg'>222.jpg</a></td><td>104K</td></tr>
 <tr><td><a href='223.jpg'>223.jpg</a></td><td>72K</td></tr>
-<tr><td><a href='225.jpg'>225.jpg</a></td><td>116K</td></tr>
+<tr><td><a href='225.jpg'>225.jpg</a></td><td>112K</td></tr>
 <tr><td><a href='228.jpg'>228.jpg</a></td><td>128K</td></tr>
 <tr><td><a href='230.jpg'>230.jpg</a></td><td>128K</td></tr>
 <tr><td><a href='233.jpg'>233.jpg</a></td><td>136K</td></tr>
diff --git a/docs/gltf-extensions/index.html b/docs/gltf-extensions/index.html
index c6f3282..1811544 100644
--- a/docs/gltf-extensions/index.html
+++ b/docs/gltf-extensions/index.html
@@ -45,7 +45,7 @@ <h1>OMI Archive</h1>
 <tr><td><a href='1.jpg'>1.jpg</a></td><td>136K</td></tr>
 <tr><td><a href='2.jpg'>2.jpg</a></td><td>128K</td></tr>
 <tr><td><a href='3.jpg'>3.jpg</a></td><td>128K</td></tr>
-<tr><td><a href='4.jpg'>4.jpg</a></td><td>116K</td></tr>
+<tr><td><a href='4.jpg'>4.jpg</a></td><td>112K</td></tr>
 <tr><td><a href='archive/index.html'>archive/</a></td><td></td></tr>
 <tr><td><a href='backup/index.html'>backup/</a></td><td></td></tr>
 <tr><td><a href='index.html'>index.html</a></td><td>4.0K</td></tr>
diff --git a/docs/gltf-extensions/poster.jpg b/docs/gltf-extensions/poster.jpg
index d193db2..7db65de 100644
Binary files a/docs/gltf-extensions/poster.jpg and b/docs/gltf-extensions/poster.jpg differ
diff --git a/docs/omigroup/1.jpg b/docs/omigroup/1.jpg
index b10efc5..b828a04 100644
Binary files a/docs/omigroup/1.jpg and b/docs/omigroup/1.jpg differ
diff --git a/docs/omigroup/2.jpg b/docs/omigroup/2.jpg
index 57fc682..b165c8b 100644
Binary files a/docs/omigroup/2.jpg and b/docs/omigroup/2.jpg differ
diff --git a/docs/omigroup/3.jpg b/docs/omigroup/3.jpg
index a8aab57..757a5dd 100644
Binary files a/docs/omigroup/3.jpg and b/docs/omigroup/3.jpg differ
diff --git a/docs/omigroup/4.jpg b/docs/omigroup/4.jpg
index 01b2127..c565d8d 100644
Binary files a/docs/omigroup/4.jpg and b/docs/omigroup/4.jpg differ
diff --git a/docs/omigroup/archive/491.jpg b/docs/omigroup/archive/491.jpg
index a8aab57..c565d8d 100644
Binary files a/docs/omigroup/archive/491.jpg and b/docs/omigroup/archive/491.jpg differ
diff --git a/docs/omigroup/archive/492.jpg b/docs/omigroup/archive/492.jpg
index 57fc682..757a5dd 100644
Binary files a/docs/omigroup/archive/492.jpg and b/docs/omigroup/archive/492.jpg differ
diff --git a/docs/omigroup/archive/493.jpg b/docs/omigroup/archive/493.jpg
index b10efc5..b165c8b 100644
Binary files a/docs/omigroup/archive/493.jpg and b/docs/omigroup/archive/493.jpg differ
diff --git a/docs/omigroup/archive/494.jpg b/docs/omigroup/archive/494.jpg
new file mode 100644
index 0000000..b828a04
Binary files /dev/null and b/docs/omigroup/archive/494.jpg differ
diff --git a/docs/omigroup/archive/index.html b/docs/omigroup/archive/index.html
index 930cd57..5c2fa48 100644
--- a/docs/omigroup/archive/index.html
+++ b/docs/omigroup/archive/index.html
@@ -252,9 +252,10 @@ <h1>OMI Archive</h1>
 <tr><td><a href='487.jpg'>487.jpg</a></td><td>208K</td></tr>
 <tr><td><a href='489.jpg'>489.jpg</a></td><td>236K</td></tr>
 <tr><td><a href='490.jpg'>490.jpg</a></td><td>312K</td></tr>
-<tr><td><a href='491.jpg'>491.jpg</a></td><td>260K</td></tr>
-<tr><td><a href='492.jpg'>492.jpg</a></td><td>412K</td></tr>
+<tr><td><a href='491.jpg'>491.jpg</a></td><td>264K</td></tr>
+<tr><td><a href='492.jpg'>492.jpg</a></td><td>408K</td></tr>
 <tr><td><a href='493.jpg'>493.jpg</a></td><td>284K</td></tr>
+<tr><td><a href='494.jpg'>494.jpg</a></td><td>748K</td></tr>
 <tr><td><a href='51.jpg'>51.jpg</a></td><td>368K</td></tr>
 <tr><td><a href='52.jpg'>52.jpg</a></td><td>228K</td></tr>
 <tr><td><a href='54.jpg'>54.jpg</a></td><td>352K</td></tr>
diff --git a/docs/omigroup/index.html b/docs/omigroup/index.html
index 3a0948d..4ce42cf 100644
--- a/docs/omigroup/index.html
+++ b/docs/omigroup/index.html
@@ -42,14 +42,14 @@ <h1>OMI Archive</h1>
   <table>
     <tr><th>File Name</th><th>Size</th></tr>
 <tr><td><a href='../index.html'>Go Back</a></td><td></td></tr>
-<tr><td><a href='1.jpg'>1.jpg</a></td><td>284K</td></tr>
-<tr><td><a href='2.jpg'>2.jpg</a></td><td>412K</td></tr>
-<tr><td><a href='3.jpg'>3.jpg</a></td><td>260K</td></tr>
-<tr><td><a href='4.jpg'>4.jpg</a></td><td>312K</td></tr>
+<tr><td><a href='1.jpg'>1.jpg</a></td><td>748K</td></tr>
+<tr><td><a href='2.jpg'>2.jpg</a></td><td>284K</td></tr>
+<tr><td><a href='3.jpg'>3.jpg</a></td><td>408K</td></tr>
+<tr><td><a href='4.jpg'>4.jpg</a></td><td>264K</td></tr>
 <tr><td><a href='archive/index.html'>archive/</a></td><td></td></tr>
 <tr><td><a href='call_notes/index.html'>call_notes/</a></td><td></td></tr>
 <tr><td><a href='index.html'>index.html</a></td><td>4.0K</td></tr>
-<tr><td><a href='poster.jpg'>poster.jpg</a></td><td>1.3M</td></tr>
+<tr><td><a href='poster.jpg'>poster.jpg</a></td><td>1.8M</td></tr>
 <tr><td><a href='response.json'>response.json</a></td><td>4.0K</td></tr>
   </table>
 </body>
diff --git a/docs/omigroup/poster.jpg b/docs/omigroup/poster.jpg
index 1cb8eb0..a49fe1d 100644
Binary files a/docs/omigroup/poster.jpg and b/docs/omigroup/poster.jpg differ
diff --git a/omigroup/pdf/494.pdf b/omigroup/pdf/494.pdf
new file mode 100644
index 0000000..0849cbe
Binary files /dev/null and b/omigroup/pdf/494.pdf differ