Interesting that the old using-double-quotes-is-slower thing is actually disproven. Actually it's slightly confusing as it should be slower - double-quoted stri

Interesting that the old using-double-quotes-is-slower thing is actually disproven. Actually it's slightly confusing as it should be slower - double-quoted strings are parsed to find inline variables - yet single-quoted strings are a tiny bit slower. Any reasoning on this?