This is first released oreo 15.1 and you expected to running fine with no bugs.?insane...if you like to use then use..nobody want your opinion here.when this rom getting better i bet you say this rom more better than other..believed me! Kudos
This los 14.1 (18/3/18 )was last version before OP update 15.1.so guys wait for it!
Updated official mokee twrp 17/1/2019
Theres no big issue left in this rom just Playstore not certified and dt2w only..ps mybe can fix by some module but still nice to have fix without module and for dt2w yeah can use app in ps but nice to have it fix .other than that i dont see issue...