That's exactly what I'm wondering. What makes the R160s so special that they can't run full-time on the and when other trains can? The R160s on the and aren't having issues, AFAIK. I still want to know where 4P3607 heard this from...
@Rollover: Don't even think about comparing me to Junjun...
This swap is to eventually happen, but its not known when. Was told by someone who knows a C/R, the person who told me was Emannuel Bonilla (hes not on NYCTF/YT, only on FB)