* Client-Side Metrics Include
* Wiki: https://tiny.amazon.com/cpso0wg6
* Needs to be included at the top of pages because it tracks latency--
* ue_t0 needs to be as close to body load as possible.
* - ue.tag maps to URLType dimension of OnlineQueryLog in PMET. Because we cannot add
* custome data to other dimensions in PMET through CSM, we are replicating it thrice to
* cover each store, page type, and the intersections of the two.
* - Whitelists are listed in the usage guide:
It's a new era for the FF -- in every way imaginable! Black Bolt has returned from seeming death; Dr. Doom, the Wizard, the Mad Thinker and Diablo have joined the Future Foundation; and four alternate-reality Reed Richards are scheming to ignite war among the fabled Four Cities. But all that could be moot because the Kree Supreme Intelligence has designs on Earth's destruction.