“The speed pedelec creates a new kind of tension between cyclists,” says traffic psychologist Ludo Kluppels. And those tensions can have far-reaching consequences: a 72-year-old cyclist died on Wednesday morning after a discussion in Veldegem in West Flanders that got out of hand. But why does such a fast bike cause such frustrations? And are these the new ‘cycling terrorists’? “You drive at the speed of a moped, but you don’t hear it coming.”

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