It's too early to tell. The iPhone 7 did indeed sell huge amounts immediately after launch, but IIRC that's the period every iPhone has sold the most - it then

It's too early to tell. The iPhone 7 did indeed sell huge amounts immediately after launch, but IIRC that's the period every iPhone has sold the most - it then tails off throughout the year. The question is whether the iPhone 7 tails off more or less than previous devices.