I stand corrected about the audience, but that really doesn't help your point either - when you make a change, you announce the change, you don't send out an in

I stand corrected about the audience, but that really doesn't help your point either - when you make a change, you announce the change, you don't send out an internal email asserting the "new" policy like the old one never existed. This sounds much more like a reminder or clarification than an about-face.