Former IZ*ONE members are doing better than I.O.I members

Groups
I.O.I - Gugudan, Pristin
IZ*ONE - IVE, LE SSERAFIM
Solo
I.O.I - Chungha, Jeon Somi
IZ*ONE - Choi Yena, Kwon Eunbi
There won't be a reunion because of all the manufactured drama, right?