This is thoroughly tedious.
If you wish to organise petitions, why not direct them at Airbus and AF?
There is NO WAY that BA can cause Concorde to continue beyond 31st October, only Airbus can permit that. Why the hell do you think it's being grounded just ahead of the (sold out 'til xmas) Barbados season?
Jeez, the information has been promulgated enough times.