iPhone 4S drove many of us to cancel contracts

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Apple Reaches Settlement to Pay $15 to Some iPhone 4S Owners Who Experienced Buggy Performance After iOS 9 Update - MacRumors

No-contract pricing for the Apple iPhone 4S is revealed - starts at $649 - PhoneArena

Apple iPhone 15 Pro Features: USB-C Port, New Design, Thinner Bezels - Bloomberg

iPhone 4S Canadian pricing: Starts at $159, pre-orders today

Apple iPhone 4s - 16 GB - Black (AT&T) for sale online

Rumor: Apple Launching 8GB iPhone 5c

Walmart Cuts Prices for iPhone 4S & 5 to $40 and $130

Apple and Samsung have won the smartphone wars. What's next?, Smartphones

Apple raises the bar with iPhone 5 - BusinessToday

Why We Upgraded Our Reviews Approach for Apple's iPhone 11 - The New York Times