The latest models, just announced at Adobe MAX London, are designed to provide better image quality and more control.

Image ideas can be arranged on a virtual board in Adobe Firefly Image 4. The service also integrates the image generators from OpenAI and Google.

Adobe InDesign is the most prolific page ... so you might be able to get by with those unless you are doing logo design. A logo designed in Photoshop cannot be enlarged without losing quality ...