Who's calling? <a href=" http://amanjayamall.com.my/thesis-on-retail-management/#raise ">essay mexican</a> Sir David, who helped to deliver the Olympic Games, told BBC Radio 4&rsquo;s Today programme: &ldquo;One thing I don&rsquo;t understand, admittedly I haven&rsquo;t been through it in detail, is why it needs to take so long and time is money.