text: import React, { useState, useEffect } from 'react'
  import AsyncImage from '../components/asyncImage'
  
  const Fallback = () => {
  	const [show, setShow] = useState(false)
  	useEffect(() => {
  		let timeout = setTimeout(() => setShow(true), 300)
  		return () => {
  			clearTimeout(timeout)
  		}
  	}, [])
  	return show && <AsyncImage />
  }
  
  export default Fallback
  