It's memo, can validate

src/view/com/post/Post.tsx

@@ -28,7 +28,6 @@ import {atoms as a} from '#/alf'
 import {ProfileHoverCard} from '#/components/ProfileHoverCard'
 import {RichText} from '#/components/RichText'
 import {SubtleWebHover} from '#/components/SubtleWebHover'
-import * as atp from '#/types/atproto'
 import {ContentHider} from '../../../components/moderation/ContentHider'
 import {LabelsOnMyPost} from '../../../components/moderation/LabelsOnMe'
 import {PostAlerts} from '../../../components/moderation/PostAlerts'
@@ -54,12 +53,7 @@ export function Post({
   const moderationOpts = useModerationOpts()
   const record = useMemo<AppBskyFeedPost.Record | undefined>(
     () =>
-      atp.dangerousIsType<AppBskyFeedPost.Record>(
-        post.record,
-        AppBskyFeedPost.isRecord,
-      )
-        ? post.record
-        : undefined,
+      AppBskyFeedPost.isValidRecord(post.record) ? post.record : undefined,
     [post],
   )
   const postShadowed = usePostShadow(post)