Because Apple are: closed system, unrepairable, proprietary, refuse to adopt standards, elitist and exclusionary, and generally less flexible and customizable. They are a baby toy, they are any recent BMW, and they are jerks about it.
And somehow, that's becoming the better option over thieves and scammers with bad intentions. I may have to go with the assholes over the bastards. It doesn't feel great.
I love the idea, and would be willing to be an early adopter of a linux phone... but its tough to give up application support.