So this was in the works - innokin is coming out with an entirely new approach ( direct temperature sensing ) to TC.
Some info from vapingbest below
Recently, Innokin official team released a great news that ATC will not be used as a charged or licensed platform. The specifications will be available to everybody to use and manufacture their own devices. And today I will reveiw all the news about this great mod and tank. Also you can click here to learn more details about Innokin's Advanced Disrupter°TC, InnokinCell Curve & ATC-Atlas Tank.
Currently there is no official word yet on the device's price nor the release date, this innovative mod uses an actual temp sensor, and it has a connector other than the standard 510 connector. Today, the Innokin team introduced the new Disrupter°TC, the newly styled curved InnokinCell and the new ATC-Atlas Innokin Advanced Temp Control System! The all new ATC systems uses a revolutionary new temperature control technology which is very easy to operate and accurately maintains the set temperature within 5° for as long as uesrs vape! No Dry Hits, No Burning and No Limits!
The new ATC System can use both Kanthal and other standard coil wire types, this is differ from all the current temp control technologies. The old 510 connector is too small, the innokin engineers are more than capable of developing a solid new standard for this upcoming device.The innokin team just want to get the feedback first, so currently there is no news about the launch day.