<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDMvYjE2NTdjNTItNTkzYS00OGNhLWE5OTAtZTA5MzMzMGY1YTIyLmpwZw==.jpg"></p><p>Onboarding the next 500 million users will require simple apps with “actual usability,” Justin Hyun told Cointelegraph.</p>