Absolutely. The weight of batteries and increase speed will quickly tell you you need hydraulic brakes, and not a crap system either. I was thinking, the one i

Absolutely. The weight of batteries and increase speed will quickly tell you you need hydraulic brakes, and not a crap system either. I was thinking, the one in the linked article uses friction against the back wheel. What happens the moment you get a good chunk of debris in there? It could get painful very quickly.