Look at these two pictures:
UPS has been trialling this electric tricycle in Dortmund since last summer.
And here is FedEx in Paris:
Both machines are over-engineered and look like being spec’ed by someone who doesn’t ride a bicycle: “Let’s have a seat like a car; and protect the rider from the rain”. These people don’t understand the joy of riding a bike. They are motor-heads who think that most people prefer to drive a car than to ride a bicycle, so they are designing bikes that look like cars. Wrong! Put any van driver on a properly designed cargobike, give him good clothing and he/she will not want to go back to a tin cage.
To be fair, FedEx in Paris also uses these more traditional cargobikes: