The complaints are anecdotal so far, but they are consistent. Riders on multiple lines describe buses bunching, gaps in headways, and unpredictable arrival times that have grown worse than what they experienced even during the agency's pandemic-era trough. At least one rider on Reddit attributed part of the disruption to an active driver training cycle — more training supervisors on board, more training buses in service — which SFMTA has not publicly addressed.

The reliability complaints land against a backdrop the agency knows well. Muni's farebox recovery ratio has historically run higher than most comparable U.S. systems, a structural choice that leaves the agency exposed when ridership falls. Post-pandemic ridership has not fully recovered, and that revenue gap has not closed.

How SFMTA closes that gap is where agreement ends. Some riders and transit advocates argue the agency needs sustained public subsidy and point to the broader traffic and emissions benefits of keeping people off the roads. Others argue the agency needs to demonstrate it can spend existing funds efficiently before the public accepts additional revenue measures. A failed sales tax measure earlier this cycle underscored that the funding mechanism matters as much as the dollar amount.

SFMTA has not issued a statement addressing the current reliability reports or the driver training timeline.

Watch for: SFMTA's next Board of Directors meeting, where service metrics and budget projections are typically reviewed. The agency's next quarterly ridership report will be the first formal data point on whether the reliability drop riders are describing shows up in the numbers.