Apple's Retina 5K iMac seems pricey at $2499 – here's why it's really a killer ...

BGRApple's Retina 5K iMac seems pricey at $2499 – here's why it's really a killer ...BGRObviously not everyone can afford to spend $2,500 on a large monitor with a resolution of 4K or higher. But if you do feel like throwing that kind of cash around at a beautiful display, Apple's new iMac with a Retina 5K display really is a killer deal ...