When I was little, I used to get angry with my mother just because she asked me not to do this or that.
When I grew older, I realized my mother was angry because she truly cared for and loved me.
And now... when I see a little child throwing a tantrum because his mother scolded him, I just smile from afar.
When I grew older, I realized my mother was angry because she truly cared for and loved me.
And now... when I see a little child throwing a tantrum because his mother scolded him, I just smile from afar.

I mean, if you're still hoping for your old readers, you better keep their trust. If you don't care about your readers, it's perfectly fine to not make an announcement.