
      </div>
      <div class="vid col-xs-12 col-lg-offset-0 col-lg-6 col-md-offset-0 col-md-6 col-sm-6">
        <p class="h4"><a href="https://www.youtube.com/watch?v=axSOWC896PA" target="_blank" rel="noopener">The Challenges of Noncustodial Wallet Engineering</a></p> MIT Bitcoin Expo
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        (<a href="/media-archive/presentations/MIT_Bitcoin_Expo_2018-The_Challenges_of_Noncustodial_Wallet_Engineering.mkv">Video File</a>) (<a href="/media-archive/presentations/MIT_Bitcoin_Expo_2018-The_Chall