Only google et al cares about scalability, everyone else cares about results. Only google needs to sell ads without any knowledge about the product or audience, this scales extremely well but leads to poor results.

> But you're really saying Apple doesn't dramatically increase its spend when a new phone is released? That's poppycock.

When is the best time to sell the brand? When your flagship is a year old and still costs as much as on launch day and when the competition has surpassed you? Hardly.