AppleInsider va dans le sens de ma première explication pour le MacBook mais plutot a cause de la rentrée et pas trop de l'Apple Expo:
Bref ils sont débordés ^^
Last week, Credit Suisse analyst Robert Semple told clients that checks in Asia revealed MacBook shipments were tracking at approximately 200,000 units ahead of his initial 580,000 unit estimate for the company's September quarter. Despite these impressive figures, Apple is still struggling to meet overall demand for the notebooks as a result of the recent the educational and back-to-school buying seasons.
Bref ils sont débordés ^^