Haze has a nice writeup of AJR's progress in getting more accurate colors out of DECO Cassette emulation during the MAME 0.189 release cycle:
https://mamedev.emulab.it/haze/2017/09/11/deco-cassette-in-mame-0-189/
This is old news by now, MAME users using the MAME 0.189 release are already benefiting from this development, but certainly could have been highlighted.
[Posted by: Stiletto]