It is mystifying why these companies would not want to take part after all this is an opportunity to clear their names.

The funds will help people living not just hard by the airport but also miles away who are conscious of the noise generated by airplanes at the airport.

We have heard from Microsoft that no representative from the company will attend the briefing. So, with Cisco Systems, this makes two companies that have confirmed they're opting out.

We're definitely not going to see somebody from Cisco and Microsoft. We're obviously hopeful, but with less than 48 hours to go before the event, it's hard to imagine why we wouldn't have heard back.