Tizen already went through these reboots:
1 - Replaced Meego SDK with Bada OS SDK
2 - Replaced Bada OS SDK with EFL + C++ SDK
3 - Dropped C++ SDK and replaced a new pure C API alongside EFL
4 - Currently adopting .NET Core + Xamarin.Forms
Then there is the whole issue of code quality.
https://what.thedailywtf.com/topic/15001/enlightened
https://www.theregister.co.uk/2017/07/12/samsungs_tizen_no_l...
Everything they've tried to do on the UI layer is something I wouldn't touch with an eleven-foot pole.
With that said, use their smartwatches. The UI is so much better than the competition it's not even funny.
And then you have Samsung pay card emulation magic....
Everything they've tried to do on the UI layer is something I wouldn't touch with an eleven-foot pole.