Those barriers aren't casually placed at level crossings for aesthetic purposes.。

One man proved the importance of said barriers when he decided to climb over them and into the train path in London yesterday.。

In the video shared via Twitter, the impatient cyclist hauled his bike into the level crossing before squeezing himself through the barriers.。

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The man shouts, "I don't fucking care" right before a speeding train nearly flattens him.。

Tweet may have been deleted。

Hey, dude. Did you hear that? It's the screeching sound of natural selection and it very nearly had you.。