Among the most serious allegations a federal court can address are that an Executive agency has targeted citizens for mistreatment based on their political views. No citizen - Republican or Democrat, Socialist or libertarian - should be targeted or even have to fear being targeted on those grounds.
Analytical clarity is the result of hard, syllogistic thinking, and that thinking has to be done alone. It's not just being physically alone but also alone with your thoughts - not looking at your phone, not hearing the buzz of an incoming text message or email.
Cell-site data - like mailing addresses, phone numbers, and IP addresses - are information that facilitate personal communications rather than part of the content of those communications themselves. The government's collection of business records containing these data, therefore, is not a search.
While driving to work, I'll choose to think about a particular subject rather than just have random thought streams landing on one subject or another. For example, I might think about the structure of an opinion. Or I might think about the first sentence of an opinion, refining it.
In my view, statutory ambiguities are less like dandelions on an unmowed lawn than they are like manufacturing defects in a modern automobile: they happen, but they are pretty rare, given the number of parts involved.