Capcom will be discontinuing digital sales of "Dark Void", "Dark Void Zero" and "Flock!" on Steam Store on May 8th 5:30PM PDT.
https://store.steampowered.com/app/45710/Dark_Void/
https://store.steampowered.com/app/45730/Dark_Void_Zero/
https://store.steampowered.com/app/21640/Flock/
Note Dark Void Zero never really got rid of their draconian, broken DRM. Still has the same old 2010-era SecuROM with half-functioning servers that may or may not permanently go offline on any random day.
Apparently it's due to DRM concerns...
So they could just remove the DRM?