diff --git a/blog/posts/sam-altman-wants-your-eyeball.md b/blog/posts/sam-altman-wants-your-eyeball.md
index 84d34565..4e1ec0e7 100644
--- a/blog/posts/sam-altman-wants-your-eyeball.md
+++ b/blog/posts/sam-altman-wants-your-eyeball.md
@@ -1,6 +1,7 @@
 ---
 date:
-    created: 2025-05-10T14:30:00Z
+    created: 2025-05-10T15:00:00Z
+    updated: 2025-05-10T15:45:00Z
 categories:
     - News
 authors:
@@ -25,7 +26,7 @@ Last week, OpenAI's CEO Sam Altman announced in San Francisco that the World pro
 
 Simply put, the premise is this: scan your eyeball, get a biometric tag, verify yourself, buy our apps (and cryptocurrency). The scary part is the for-profit company developing the project has now gathered millions in venture capital investment, powerful partners, and is ready to expand and impose its [Minority Report](https://en.wikipedia.org/wiki/Minority_Report_(film)) style technology everywhere. **Welcome to Dystopialand.**<!-- more -->
 
-The World(coin) project is an initiative from the startup Tools for Humanity, co-founded by its CEO Alex Blania. Despite its friendly name, the for-profit corporation has been under the radar of many critics through the years already. From experts to journalists to privacy commissioners around the world, not everyone shares Blania's enthusiasm for his biometric-based technology.
+The World(coin) project is an initiative from the startup Tools for Humanity, co-founded by its CEO Alex Blania. Despite its friendly name, the for-profit corporation has been on the radar of many critics through the years already. From experts to journalists to privacy commissioners around the world, not everyone shares Blania's enthusiasm for his biometric-based technology.
 
 ## What is the World App?
 
@@ -179,7 +180,7 @@ As [stated](https://world.org/legal/biometric-data-consent-form) in the Biometri
 
 The company continues to repeat they have a "privacy by default and by design approach". But **you can't keep your privacy-preserving cake and eat it, too**.
 
-### What does the white paper says
+### What does the white paper say
 
 In tech, a white paper is usually a research-based document produced by the developers that presents more technical details on an application, product, or process. It is especially valuable for products like the Orb and the World App, where security and privacy *should* be paramount, and therefore examined closer.
 
diff --git a/theme/blog-post.html b/theme/blog-post.html
index f40a3932..71dfde67 100644
--- a/theme/blog-post.html
+++ b/theme/blog-post.html
@@ -118,7 +118,7 @@
                       <div class="md-nav__link" title="Date published">
                         {% include ".icons/material/calendar.svg" %}
                         <time
-                          datetime="{{ page.config.date.created }}"
+                          datetime="{{ page.config.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
                           class="md-ellipsis"
                           itemprop="datePublished"
                         >
@@ -133,7 +133,7 @@
                         <div class="md-nav__link" title="Date last updated">
                           {% include ".icons/material/calendar-clock.svg" %}
                           <time
-                            datetime="{{ page.config.date.updated }}"
+                            datetime="{{ page.config.date.updated.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
                             class="md-ellipsis"
                             itemprop="dateModified"
                           >
diff --git a/theme/layouts/blog.yml b/theme/layouts/blog.yml
index 929c5146..68eb52b4 100644
--- a/theme/layouts/blog.yml
+++ b/theme/layouts/blog.yml
@@ -58,9 +58,9 @@ definitions:
 
   - &updated_time >-
     {% if page.config.date.updated %}
-      {{- page.config.date.updated.strftime('%Y-%m-%d') -}}
+      {{- page.config.date.updated.strftime('%Y-%m-%dT%H:%M:%S+00:00') -}}
     {% else %}
-      {{- page.config.date.created.strftime('%Y-%m-%d') -}}
+      {{- page.config.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') -}}
     {% endif %}
 
   - &author_mastodon >-
@@ -85,6 +85,8 @@ definitions:
 # Meta tags
 tags:
   # Open Graph
+  og:site_name: *site_name
+  og:locale: "en_US"
   og:type: article
   og:title: *page_title
   og:description: *page_description
@@ -95,7 +97,7 @@ tags:
   og:url: "{{ page.canonical_url }}"
 
   # Blog
-  article:published_time: "{{ page.config.date.created.strftime('%Y-%m-%d') }}"
+  article:published_time: "{{ page.config.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
   article:modified_time: *updated_time
   article:section: "{{ page.categories[0].title }}"
   article:author: "https://www.privacyguides.org/articles/{{ page.authors[0].url }}"
@@ -110,6 +112,11 @@ tags:
   twitter:title: *page_title
   twitter:description: *page_description
   twitter:image: "{{ image.url }}"
+  twitter:image:width: "{{ image.width }}"
+  twitter:image:height: "{{ image.height }}"
+  twitter:image:alt: "Privacy Guides: Trusted, non-profit privacy and cybersecurity resources."
+  twitter:label1: "Written by"
+  twitter:data1: "{{ page.authors[0].name }}"
 
 # -----------------------------------------------------------------------------
 # Specification
diff --git a/theme/layouts/page.yml b/theme/layouts/page.yml
index a59198bf..1bee1429 100644
--- a/theme/layouts/page.yml
+++ b/theme/layouts/page.yml
@@ -70,6 +70,7 @@ definitions:
 # Meta tags
 tags:
   # Open Graph
+  og:site_name: *site_name
   og:type: website
   og:title: *page_title_with_site_name
   og:description: *page_description
@@ -88,6 +89,8 @@ tags:
   twitter:title: *page_title_with_site_name
   twitter:description: *page_description
   twitter:image: "{{ image.url }}"
+  twitter:image:width: "{{ image.width }}"
+  twitter:image:height: "{{ image.height }}"
 
 # -----------------------------------------------------------------------------
 # Specification
diff --git a/theme/layouts/video.yml b/theme/layouts/video.yml
index a7e46698..90ef6cab 100644
--- a/theme/layouts/video.yml
+++ b/theme/layouts/video.yml
@@ -44,6 +44,7 @@ tags:
   og:video:type: "text/html"
   og:video:width: "560"
   og:video:height: "315"
+  video:release_date: "{{ page.config.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
 
   # Mastodon
   fediverse:creator: "@privacyguides@neat.computer"
diff --git a/theme/video-post.html b/theme/video-post.html
index 7c448aeb..50e6e332 100644
--- a/theme/video-post.html
+++ b/theme/video-post.html
@@ -39,7 +39,7 @@
     "thumbnailUrl": [
       "{{ page.meta.thumbnail }}"
       ],
-    "uploadDate": "{{ page.meta.date.created }}",
+    "uploadDate": "{{ page.meta.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}",
     "embedUrl": "{{ page.meta.embed }}"
   }
 </script>
@@ -121,7 +121,7 @@
                       <div class="md-nav__link">
                         {% include ".icons/material/calendar.svg" %}
                         <time
-                          datetime="{{ page.config.date.created }}"
+                          datetime="{{ page.config.date.created.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
                           class="md-ellipsis"
                         >
                           {{- page.config.date.created | date -}}
@@ -135,7 +135,7 @@
                         <div class="md-nav__link">
                           {% include ".icons/material/calendar-clock.svg" %}
                           <time
-                            datetime="{{ page.config.date.updated }}"
+                            datetime="{{ page.config.date.updated.strftime('%Y-%m-%dT%H:%M:%S+00:00') }}"
                             class="md-ellipsis"
                           >
                             {{- page.config.date.updated | date -}}