Christian Groessler has released a new version of his Atari emulator for the Dreamcast Console, heres whats new in this release:

* use Atari800 cvs code base as of sep-17-2002
* changing CDs should now work more reliably
* load and save (VMU) state now display “please wait” messages
and report if the save failed

Download it from his site here ftp://ftp.groessler.org/pub/chris/dreamcast/atari800dc/0.72

Thanks to Pavelbure for the heads up in this https://dcemulation.org/phpBB/viewtopic.php?t=18950