The first computer <a href="https://en.wikipedia.org/wiki/Bulletin_board_system" id="mw4w" rel="mw:WikiLink" title="Bulletin board system">bulletin board system</a> is created (<a href="https://en.wikipedia.org/wiki/CBBS" id="mw5A" rel="mw:WikiLink" title="CBBS">CBBS</a> in <a href="https://en.wikipedia.org/wiki/Chicago" id="mw5Q" rel="mw:WikiLink" title="Chicago">Chicago</a>).