What a shallow, coarse, condescending and totally callous question!< /sarcasm >
The motorcade raises consciousness, awareness, and shows these poor people that while they are suffering there are those who are able to raise awareness, through motorcades and elaborate charity balls, of their situation to a world full of rich millionaires and billionaires who ride comfortably in their corporate jets.
...and wear “linen trouser suits, and neon-green Nike trainers.”