memoised the text and other small

Remotion-app/src/HelloWorld/AudioStream.jsx

@@ -29,11 +29,10 @@ const AudioStream = React.memo(() => {
 });
 
 const AudioX = React.memo(({entry}) => {
-	const {fps} = useVideoConfig();
 	return (
 		<Audio
-			startFrom={fps * entry.props.startFrom}
-			endAt={fps * entry.props.endAt}
+			startFrom={entry.props.startFrom}
+			endAt={entry.props.endAt}
 			volume={entry.props.volume}
 			src={staticFile(entry.name)}
 		/>

Remotion-app/src/HelloWorld/TextStream.jsx

@@ -64,8 +64,8 @@ const TextStream = React.memo(() => {
 	);
 });
 
-export function Letter({children, style}) {
+const Letter = React.memo(({children, style}) => {
 	return <div style={style}>{children}</div>;
-}
+});
 
 export default TextStream;

Remotion-app/src/HelloWorld/VideoStream.jsx

@@ -29,11 +29,10 @@ const VideoStream = React.memo(() => {
 });
 
 const VideoX = React.memo(({entry}) => {
-	const {fps} = useVideoConfig();
 	return (
 		<Video
-			startFrom={fps * entry.props.startFrom}
-			endAt={fps * entry.props.endAt}
+			startFrom={entry.props.startFrom}
+			endAt={entry.props.endAt}
 			volume={entry.props.volume}
 			src={staticFile(entry.name)}
 		/>