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>>I take it you have never driven on the Périphérique (ring) in Paris during the rush hour. No one leaves a gap for someone to get in.
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>Countless times..we have a home in the Périgord . Rush hour tends to be from 6 o'clock onwards to midnight on the périphirique. One gets used to it.


Last time I went round Paris coming up from the south I missed my exit for Calais. It was relatively empty so we went all the way round again. Makes you realise how small the peripherique is.