Yet Android 4.4 is not on all devices are expected, it is true that gradually get adopted by more developers and terminals. Cyanogen right now it is focusing on this distribution of CyanogenMod 11, even in the version recommended nightly only for people who want to take risks, but it does not leave out those who prefer something more stable.
That is why so far have followed later upgrading CyanogenMod 10.2, corresponding to 4.3 Android Jelly Bean, to provide you with the security enhancements and optimizations that have been considered necessary, an arduous task that have decided not to extend more. It is for this reason that they have opted to stop developing it and focus on CyanogenMod 11.
However, do not have left users in the lurch, as they launched a final and stable version that brings those factors that have been always characterized the stable versions: security and optimization. They launched CyanogenMod 10.2.1, the version most complete and advanced with Jelly Bean for those who do not want to undergo the nightlies.
This version does not have functionality added to CyanogenMod 10.2, as it has been done to give that assurance without having to be constantly checking it. From now on those who use it will have to stay here or move on to CyanogenMod 11 if they want to continue enjoying the news provided by a more novel but potentially unstable version, but usable in every day.