Staying in Cannes at Hôtel Majestic Barrière, a Leading Hotel of the World, gives the best insider’s view of ILTM, the definitive gathering of nearly 5,000 luxury travel suppliers and buyers that was so adequately covered in last week’s LATTE. Just after ILTM, by the way, the two most influential new-gen, New York-based buyers, said ‘best week of…