After SFist (as well as a few others) specially called for this barrier, it has done gone up. Finally. Rejoice! Way back in early '07, we reported that after January's motorist/cyclist accident, "17 drivers on eastbound Market made the illegal turn onto the freeway during the 61 minutes from 8:00 to 9:00 AM ... [t]hat's a lot -- about one illegal turn for every two cycles of the intersection's lights." Ack. But will the......