diff --git a/src/lib/hooks/useAnimatedValue.ts b/src/lib/hooks/useAnimatedValue.ts
index 9ae14dab62..e7b50ef068 100644
--- a/src/lib/hooks/useAnimatedValue.ts
+++ b/src/lib/hooks/useAnimatedValue.ts
@@ -1,8 +1,8 @@
-import * as React from 'react'
+import {useRef} from 'react'
 import {Animated} from 'react-native'
 
 export function useAnimatedValue(initialValue: number) {
-  const lazyRef = React.useRef<Animated.Value>(undefined)
+  const lazyRef = useRef<Animated.Value>(undefined)
 
   if (lazyRef.current === undefined) {
     lazyRef.current = new Animated.Value(initialValue)
diff --git a/src/lib/hooks/useTimer.ts b/src/lib/hooks/useTimer.ts
deleted file mode 100644
index b14a9f24fd..0000000000
--- a/src/lib/hooks/useTimer.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-import * as React from 'react'
-
-/**
- * Helper hook to run persistent timers on views
- */
-export function useTimer(time: number, handler: () => void) {
-  const timer = React.useRef<undefined | NodeJS.Timeout>(undefined)
-
-  // function to restart the timer
-  const reset = React.useCallback(() => {
-    if (timer.current) {
-      clearTimeout(timer.current)
-    }
-    timer.current = setTimeout(handler, time)
-  }, [time, timer, handler])
-
-  // function to cancel the timer
-  const cancel = React.useCallback(() => {
-    if (timer.current) {
-      clearTimeout(timer.current)
-      timer.current = undefined
-    }
-  }, [timer])
-
-  // start the timer immediately
-  React.useEffect(() => {
-    reset()
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [])
-
-  return [reset, cancel]
-}
diff --git a/src/view/com/post-thread/PostThreadLoadMore.tsx b/src/view/com/post-thread/PostThreadLoadMore.tsx
index 27e2ea724d..157e2af24c 100644
--- a/src/view/com/post-thread/PostThreadLoadMore.tsx
+++ b/src/view/com/post-thread/PostThreadLoadMore.tsx
@@ -1,18 +1,18 @@
-import * as React from 'react'
+import {useMemo} from 'react'
 import {View} from 'react-native'
-import {AppBskyFeedDefs, AtUri} from '@atproto/api'
+import {type AppBskyFeedDefs, AtUri} from '@atproto/api'
 import {Trans} from '@lingui/macro'
 
 import {makeProfileLink} from '#/lib/routes/links'
+import {Link} from '#/view/com/util/Link'
+import {UserAvatar} from '#/view/com/util/UserAvatar'
 import {atoms as a, useTheme} from '#/alf'
 import {Text} from '#/components/Typography'
-import {Link} from '../util/Link'
-import {UserAvatar} from '../util/UserAvatar'
 
 export function PostThreadLoadMore({post}: {post: AppBskyFeedDefs.PostView}) {
   const t = useTheme()
 
-  const postHref = React.useMemo(() => {
+  const postHref = useMemo(() => {
     const urip = new AtUri(post.uri)
     return makeProfileLink(post.author, 'post', urip.rkey)
   }, [post.uri, post.author])
diff --git a/src/view/shell/createNativeStackNavigatorWithAuth.tsx b/src/view/shell/createNativeStackNavigatorWithAuth.tsx
index 1c32971d42..701d32f70b 100644
--- a/src/view/shell/createNativeStackNavigatorWithAuth.tsx
+++ b/src/view/shell/createNativeStackNavigatorWithAuth.tsx
@@ -1,4 +1,4 @@
-import * as React from 'react'
+import {useEffect} from 'react'
 import {View} from 'react-native'
 // Based on @react-navigation/native-stack/src/navigators/createNativeStackNavigator.ts
 // MIT License
@@ -75,8 +75,7 @@ function NativeStackNavigator({
       screenOptions,
       screenLayout,
     })
-
-  React.useEffect(
+  useEffect(
     () =>
       // @ts-expect-error: there may not be a tab navigator in parent
       navigation?.addListener?.('tabPress', (e: any) => {