Cloanto have no development costs, as they don't write the software they are selling.
If you mean Amiga Forever, maybe you are not familiar with it: "The active code base now consists of more than half a million lines written by Cloanto, in addition to OS components and independent open source modules of which Cloanto too is a grateful and active contributor." (Source:
https://www.amigaforever.com/news-events/af-7/)
Just to understand your motives, you are the same person in Australia who accused Cloanto of shutting down a piracy server of yours many years ago, when it wasn't even them who did it (it turned out it was Jan from AmiKit)? That must have been quite embarrassing.
I have seen nothing to indicate that any [Amiga development] is intended.
According to this report, Cloanto tried engaging in some new 68K OS work "with Olaf Barthel and other Amiga developers", but Hyperion cut the ground from under their feet:
https://t.co/rOzi8OtMuL