Hey now, just because YOU haven't read the "unwritten Pittsburgh driver's manual (zeroeth edition)" doesn't mean NONE OF US have ...
See here for pre-release addenda, all that's available on the public internet this moment:
https://www.reddit.com/r/pittsburgh/comments/dv9j08/what_are...
Now, if yinz'll excuse me, the driver in the opposite lane going straight has out-of-state plates. So, I need to stop typing this message to peel out / teach them a valuable lesson about right-of-way when the stop light changes in Yinzerville - as I head to a city-government-sanctioned hazard-light parking spot directly in front of Primanti's to pick up my slaw with fries and sandwich garnish (and sugar with coffee and cream).