Setting the bar too high there. Yes that would be the absolute perfection in phone design, but we can't even do that with ultrabooks, never mind tablets or even smartphones. Baby steps. Lets get our devices fully repairable before we start upgrading them. And maybe once upgradable phones come out, ifixit will start a new upgradeability rating?
Once they have, you'll be able to view a graph of their reputation gained over time.
Here's a preview of what the graph will look like:
No reputation gained yet.