What should be the readers’ reaction? Panic? You can remain in peace by the grace of God. Grace be unto you and peace – Rev 1:4.

Apocalyptic? (Showing or describing the total destruction and end of the world, or extremely bad future events –Cambridge Dictionary). No. And, Yes. It is predominantly about the successful triumph of the plan of God and glorious culmination of the purpose of God – bringing many sons to Glory. But it is also about the ultimate eternal destruction of Satan, the adversary of God and his kingdom. And, the destruction of the current heavens and the earth; Negative! But these will be replaced by new heavens and a new earth. Wonder-filled eternity ahead! Positive!