If you make dedicated bus lanes and rewrite the traffic laws so that busses have right of way at all intersections, then busses could replace trams (or streetca

If you make dedicated bus lanes and rewrite the traffic laws so that busses have right of way at all intersections, then busses could replace trams (or streetcars). But without these you allow individuals to block the public transport infrastructure which means there's no advantage to the far more space efficient public transport methods.