I think the idea of a phone costing more than an average laptop is ludicrous. I don't care who makes the phone.
Correction: It's open source, and that is the double edge sword of being open source. Sometimes, good ideas come from outside the ones maintaining the OS. Multi window comes to mind.
Only good if you have a store nearby. If you don't it's just as useless as an RMA.
There are more options than Skype.
Not a fair statement. Amazon closed themselves off from Google Play. If you bought an app with your S5 and had a Samsung tablet signing in with the same account, you could get the app there as well.
Google doesn't sell data. You said yourself they are an ad agency (which I agree with) so it would be in their best interest to NOT sell it.
While this is true in a sense, Apple also way overprices some of their products. The Mac Pro, the cylindrical shaped PC, comes to mind.
Most of your post is subjective, if not misleading. I only picked out what stood out to me.