Re: What are you waiting for?
"Name one, just one, serious (or half-serious) competitor to .. the suite of software delivered with an Adobe subscription. Such a thing does not exist."
CinePaint. Based on GIMP, and **widely used in Hollywood**.
Heck, as a semi-professional photographer (I also have day job, as I like having a salaried position), I don't find any downsides in using DarkTable and GIMP ...