Why motorbikes lead in Kenya's innovation journey

Joseph Juma from Kilo Village, Uriri, built a tractor using a motorbike, scrap vehicle parts, and a generator engine. [Caleb Kingwara, Standard]

Motorbikes are hated and loved with equal measure. Am one of the lovers? No one can deny they are a nuisance, noisy, driven on the wrong side of the road, and occasionally involved in crimes like bag snatching. 

But on average, the benefits of motorbikes far outweigh their negative publicity. I lived through the age of bicycles; remember Mamba and Raleigh?