FAQ: GTA 6 could bring back major Red Dead Redemption 2 features according to dev

Which former Rockstar developer suggested RDR2 features in GTA 6?
Rob Carr, a former audio designer at Rockstar Games who worked on both GTA 5 and Red Dead Redemption 2.
What RDR2 feature appeared in GTA 5?
The Dead Eye system was adapted as a special ability for Michael, while Franklin received slow-mo driving and Trevor got a berserker-like mode.