Afaik the train will stay at 5 minutes peak because while 2-3 minutes is technically possible it leaves zero tolerance for delays. Right now the bus service reviews are focused on reallocating service hours from peak-only express and high school routes to an all-day two way network that can also...
I'll find the report in a second but the most pressing issue with 7th Avenue right now is the very poor condition the right of way is in right now, apparently it's at a 73% SOGR which is absolutely terrible