Version 1.0.0 of package Altcaps has just been released in GNU ELPA.
You can now find it in M-x list-packages RET.

Altcaps describes itself as:

  ============================================================
  Apply alternating letter casing to convey sarcasm or mockery
  ============================================================

More at https://elpa.gnu.org/packages/altcaps.html

## Summary:

	     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
		ALTCAPS: APPLY ALTERNATING LETTER CASING TO
			 CONVEY SARCASM OR MOCKERY

			    Protesilaos Stavrou
			    info@protesilaos.com
	     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━


  This manual, written by Protesilaos Stavrou, describes the customization
  options for `altcaps' (or `altcaps.el'), and provides every other piece
  of information pertinent to it.

  The documentation furnished herein corresponds to stable version 1.0.0,
  released on 2022-11-26.  Any reference to a newer feature which does not
  yet form part of the latest tagged commit, is explicitly marked as such.

  Current development target is 1.1.0-dev.

## Recent NEWS:

[Not available 🙁]