Or R = 0.
Or E = 0 and R = 0.
It simply makes no sense to present most information the same way in browser running on a desktop machine with a panoramic screen the same way it is on a phone screen the user is holding in a portrait orientation.
Especially when the smartphone has a 4K display. Such smartphones could display two or three times as much information as my desktop. So no wonder the new "designed for smartphones" spec. insists on making fonts several times larger to earn the "approved for mobile" rating. Wait, what?
I can't even begin to imagine what usage advantage is to be gained from some of these over the more traditional SATA SSDs outside of very marginal activities, except for benchmark chasers.
Saving & loading very large files -- example: video or audio. Personally I work with 1GB audio files, regularly saving and loading them. I would like an SSD faster than the one I have currently.
The price one pays for pursuing any profession, or calling, is an intimate knowledge of its ugly side. -- James Baldwin