I meant because of the DSP functionality. Also in my (limited) experience, black fins are often used with lots of external devices, threading, processing, memor

I meant because of the DSP functionality. Also in my (limited) experience, black fins are often used with lots of external devices, threading, processing, memory, etc so there are lots of challenges to consider. Whereas small MCUs are often just doing a few simple tasks with limited externals. There are certainly other “intellectually challenging” mcus just that these seem to be industry leaders.