I kind of subconsciously do the same thing; use single quotes for symbol-like strings, and double for human readable. But I can buy the argument that just havi

I kind of subconsciously do the same thing; use single quotes for symbol-like strings, and double for human readable. But I can buy the argument that just having a single auto-enforced rule improves consistency and that has greater benefits than the somewhat vague distinction that is not enforced.