diff --git a/resources/sql/autopatches/20220401.phameinteract.01.sql b/resources/sql/autopatches/20220401.phameinteract.01.sql
new file mode 100644
index 0000000000..cb8121887f
--- /dev/null
+++ b/resources/sql/autopatches/20220401.phameinteract.01.sql
@@ -0,0 +1,5 @@
+UPDATE {$NAMESPACE}_phame.phame_blog
+  SET editPolicy = 'admin' WHERE editPolicy IS NULL;
+
+ALTER TABLE {$NAMESPACE}_phame.phame_blog
+  CHANGE editPolicy editPolicy VARBINARY(64) NOT NULL;
diff --git a/resources/sql/autopatches/20220401.phameinteract.02.sql b/resources/sql/autopatches/20220401.phameinteract.02.sql
new file mode 100644
index 0000000000..057c02d30e
--- /dev/null
+++ b/resources/sql/autopatches/20220401.phameinteract.02.sql
@@ -0,0 +1,5 @@
+UPDATE {$NAMESPACE}_phame.phame_blog
+  SET viewPolicy = 'admin' WHERE viewPolicy IS NULL;
+
+ALTER TABLE {$NAMESPACE}_phame.phame_blog
+  CHANGE viewPolicy viewPolicy VARBINARY(64) NOT NULL;
diff --git a/src/applications/phame/storage/PhameBlog.php b/src/applications/phame/storage/PhameBlog.php
index 71a5186225..232f1fe4db 100644
--- a/src/applications/phame/storage/PhameBlog.php
+++ b/src/applications/phame/storage/PhameBlog.php
@@ -1,394 +1,392 @@
 <?php
 
 final class PhameBlog extends PhameDAO
   implements
     PhabricatorPolicyInterface,
     PhabricatorMarkupInterface,
     PhabricatorSubscribableInterface,
     PhabricatorFlaggableInterface,
     PhabricatorProjectInterface,
     PhabricatorDestructibleInterface,
     PhabricatorApplicationTransactionInterface,
     PhabricatorConduitResultInterface,
     PhabricatorFulltextInterface,
     PhabricatorFerretInterface {
 
   const MARKUP_FIELD_DESCRIPTION = 'markup:description';
 
   protected $name;
   protected $subtitle;
   protected $description;
   protected $domain;
   protected $domainFullURI;
   protected $parentSite;
   protected $parentDomain;
   protected $configData;
   protected $creatorPHID;
   protected $viewPolicy;
   protected $editPolicy;
   protected $status;
   protected $mailKey;
   protected $profileImagePHID;
   protected $headerImagePHID;
 
   private $profileImageFile = self::ATTACHABLE;
   private $headerImageFile = self::ATTACHABLE;
 
   const STATUS_ACTIVE = 'active';
   const STATUS_ARCHIVED = 'archived';
 
   protected function getConfiguration() {
     return array(
       self::CONFIG_AUX_PHID   => true,
       self::CONFIG_SERIALIZATION => array(
         'configData' => self::SERIALIZATION_JSON,
       ),
       self::CONFIG_COLUMN_SCHEMA => array(
         'name' => 'text64',
         'subtitle' => 'text64',
         'description' => 'text',
         'domain' => 'text128?',
         'domainFullURI' => 'text128?',
         'parentSite' => 'text128?',
         'parentDomain' => 'text128?',
         'status' => 'text32',
         'mailKey' => 'bytes20',
         'profileImagePHID' => 'phid?',
         'headerImagePHID' => 'phid?',
 
-        // T6203/NULLABILITY
-        // These policies should always be non-null.
-        'editPolicy' => 'policy?',
-        'viewPolicy' => 'policy?',
+        'editPolicy' => 'policy',
+        'viewPolicy' => 'policy',
       ),
       self::CONFIG_KEY_SCHEMA => array(
         'key_phid' => null,
         'phid' => array(
           'columns' => array('phid'),
           'unique' => true,
         ),
         'domain' => array(
           'columns' => array('domain'),
           'unique' => true,
         ),
       ),
     ) + parent::getConfiguration();
   }
 
   public function save() {
     if (!$this->getMailKey()) {
       $this->setMailKey(Filesystem::readRandomCharacters(20));
     }
     return parent::save();
   }
 
   public function generatePHID() {
     return PhabricatorPHID::generateNewPHID(
       PhabricatorPhameBlogPHIDType::TYPECONST);
   }
 
   public static function initializeNewBlog(PhabricatorUser $actor) {
     $blog = id(new PhameBlog())
       ->setCreatorPHID($actor->getPHID())
       ->setStatus(self::STATUS_ACTIVE)
       ->setViewPolicy(PhabricatorPolicies::getMostOpenPolicy())
       ->setEditPolicy(PhabricatorPolicies::POLICY_USER);
     return $blog;
   }
 
   public function isArchived() {
     return ($this->getStatus() == self::STATUS_ARCHIVED);
   }
 
   public static function getStatusNameMap() {
     return array(
       self::STATUS_ACTIVE => pht('Active'),
       self::STATUS_ARCHIVED => pht('Archived'),
     );
   }
 
   /**
    * Makes sure a given custom blog uri is properly configured in DNS
    * to point at this Phabricator instance. If there is an error in
    * the configuration, return a string describing the error and how
    * to fix it. If there is no error, return an empty string.
    *
    * @return string
    */
   public function validateCustomDomain($domain_full_uri) {
     $example_domain = 'http://blog.example.com/';
     $label = pht('Invalid');
 
     // note this "uri" should be pretty busted given the desired input
     // so just use it to test if there's a protocol specified
     $uri = new PhutilURI($domain_full_uri);
     $domain = $uri->getDomain();
     $protocol = $uri->getProtocol();
     $path = $uri->getPath();
     $supported_protocols = array('http', 'https');
 
     if (!in_array($protocol, $supported_protocols)) {
       return pht(
           'The custom domain should include a valid protocol in the URI '.
           '(for example, "%s"). Valid protocols are "http" or "https".',
           $example_domain);
     }
 
     if (strlen($path) && $path != '/') {
       return pht(
           'The custom domain should not specify a path (hosting a Phame '.
           'blog at a path is currently not supported). Instead, just provide '.
           'the bare domain name (for example, "%s").',
           $example_domain);
     }
 
     if (strpos($domain, '.') === false) {
       return pht(
           'The custom domain should contain at least one dot (.) because '.
           'some browsers fail to set cookies on domains without a dot. '.
           'Instead, use a normal looking domain name like "%s".',
           $example_domain);
     }
 
     if (!PhabricatorEnv::getEnvConfig('policy.allow-public')) {
       $href = PhabricatorEnv::getProductionURI(
         '/config/edit/policy.allow-public/');
       return pht(
         'For custom domains to work, this Phabricator instance must be '.
         'configured to allow the public access policy. Configure this '.
         'setting %s, or ask an administrator to configure this setting. '.
         'The domain can be specified later once this setting has been '.
         'changed.',
         phutil_tag(
           'a',
           array('href' => $href),
           pht('here')));
     }
 
     return null;
   }
 
   public function getLiveURI() {
     if (strlen($this->getDomain())) {
       return $this->getExternalLiveURI();
     } else {
       return $this->getInternalLiveURI();
     }
   }
 
   public function getExternalLiveURI() {
     $uri = new PhutilURI($this->getDomainFullURI());
     PhabricatorEnv::requireValidRemoteURIForLink($uri);
     return (string)$uri;
   }
 
   public function getExternalParentURI() {
     $uri = $this->getParentDomain();
     PhabricatorEnv::requireValidRemoteURIForLink($uri);
     return (string)$uri;
   }
 
   public function getInternalLiveURI() {
     return '/phame/live/'.$this->getID().'/';
   }
 
   public function getViewURI() {
     return '/phame/blog/view/'.$this->getID().'/';
   }
 
   public function getManageURI() {
     return '/phame/blog/manage/'.$this->getID().'/';
   }
 
   public function getProfileImageURI() {
     return $this->getProfileImageFile()->getBestURI();
   }
 
   public function attachProfileImageFile(PhabricatorFile $file) {
     $this->profileImageFile = $file;
     return $this;
   }
 
   public function getProfileImageFile() {
     return $this->assertAttached($this->profileImageFile);
   }
 
   public function getHeaderImageURI() {
     return $this->getHeaderImageFile()->getBestURI();
   }
 
   public function attachHeaderImageFile(PhabricatorFile $file) {
     $this->headerImageFile = $file;
     return $this;
   }
 
   public function getHeaderImageFile() {
     return $this->assertAttached($this->headerImageFile);
   }
 
 
 /* -(  PhabricatorPolicyInterface Implementation  )-------------------------- */
 
 
   public function getCapabilities() {
     return array(
       PhabricatorPolicyCapability::CAN_VIEW,
       PhabricatorPolicyCapability::CAN_EDIT,
     );
   }
 
 
   public function getPolicy($capability) {
     switch ($capability) {
       case PhabricatorPolicyCapability::CAN_VIEW:
         return $this->getViewPolicy();
       case PhabricatorPolicyCapability::CAN_EDIT:
         return $this->getEditPolicy();
     }
   }
 
   public function hasAutomaticCapability($capability, PhabricatorUser $user) {
     $can_edit = PhabricatorPolicyCapability::CAN_EDIT;
 
     switch ($capability) {
       case PhabricatorPolicyCapability::CAN_VIEW:
         // Users who can edit or post to a blog can always view it.
         if (PhabricatorPolicyFilter::hasCapability($user, $this, $can_edit)) {
           return true;
         }
         break;
     }
 
     return false;
   }
 
 
   public function describeAutomaticCapability($capability) {
     switch ($capability) {
       case PhabricatorPolicyCapability::CAN_VIEW:
         return pht(
           'Users who can edit a blog can always view it.');
     }
 
     return null;
   }
 
 
 /* -(  PhabricatorMarkupInterface Implementation  )-------------------------- */
 
 
   public function getMarkupFieldKey($field) {
     $content = $this->getMarkupText($field);
     return PhabricatorMarkupEngine::digestRemarkupContent($this, $content);
   }
 
 
   public function newMarkupEngine($field) {
     return PhabricatorMarkupEngine::newPhameMarkupEngine();
   }
 
 
   public function getMarkupText($field) {
     return $this->getDescription();
   }
 
 
   public function didMarkupText(
     $field,
     $output,
     PhutilMarkupEngine $engine) {
     return $output;
   }
 
   public function shouldUseMarkupCache($field) {
     return (bool)$this->getPHID();
   }
 
 /* -(  PhabricatorDestructibleInterface  )----------------------------------- */
 
   public function destroyObjectPermanently(
     PhabricatorDestructionEngine $engine) {
 
     $this->openTransaction();
 
       $posts = id(new PhamePostQuery())
         ->setViewer($engine->getViewer())
         ->withBlogPHIDs(array($this->getPHID()))
         ->execute();
       foreach ($posts as $post) {
         $engine->destroyObject($post);
       }
       $this->delete();
 
     $this->saveTransaction();
   }
 
 
 /* -(  PhabricatorApplicationTransactionInterface  )------------------------- */
 
 
   public function getApplicationTransactionEditor() {
     return new PhameBlogEditor();
   }
 
   public function getApplicationTransactionTemplate() {
     return new PhameBlogTransaction();
   }
 
 
 /* -(  PhabricatorSubscribableInterface Implementation  )-------------------- */
 
 
   public function isAutomaticallySubscribed($phid) {
     return false;
   }
 
 
 /* -(  PhabricatorConduitResultInterface  )---------------------------------- */
 
 
   public function getFieldSpecificationsForConduit() {
     return array(
       id(new PhabricatorConduitSearchFieldSpecification())
         ->setKey('name')
         ->setType('string')
         ->setDescription(pht('The name of the blog.')),
       id(new PhabricatorConduitSearchFieldSpecification())
         ->setKey('description')
         ->setType('string')
         ->setDescription(pht('Blog description.')),
       id(new PhabricatorConduitSearchFieldSpecification())
         ->setKey('status')
         ->setType('string')
         ->setDescription(pht('Archived or active status.')),
     );
   }
 
   public function getFieldValuesForConduit() {
     return array(
       'name' => $this->getName(),
       'description' => $this->getDescription(),
       'status' => $this->getStatus(),
     );
   }
 
   public function getConduitSearchAttachments() {
     return array();
   }
 
 
 /* -(  PhabricatorFulltextInterface  )--------------------------------------- */
 
   public function newFulltextEngine() {
     return new PhameBlogFulltextEngine();
   }
 
 
 /* -(  PhabricatorFerretInterface  )----------------------------------------- */
 
 
   public function newFerretEngine() {
     return new PhameBlogFerretEngine();
   }
 
 }