One is the fact that politicians can’t spin their way out of a result: they’re at their most honest when democracy is staring them in the face.
The other is the cross-party cooperation for tallying.
The answer: there’s still more you can learn from a tally operation.
Parties want more. They want to know whether they did well in one particular town, or badly in one estate.
That’s where tallies come in.
And because personation agents can observe who shows up to vote, you can even figure out who actually voted.)