Professor Barry O' Sullivan from the School of Computer Science & IT at University College Cork discusses the seriousness of todays Microsoft outage.

<p>Professor Barry O' Sullivan from the School of Computer Science &amp; IT at University College Cork discusses the seriousness of todays Microsoft outage.</p>

News, sport, business and interviews. Presented by Rachael English. Listen live Monday to Friday at 1pm on RTÉ Radio 1.

News at One

News, sport, business and interviews. Presented by Rachael English.

<p>News, sport, business and interviews. Presented by Rachael English.</p>