Pedal-powered bikes may not be appropriate for all people, which is why electric bikes have many advantages. Here are some reasons;
Hilly terrain, such as the Adelaide Hills is part of your daily life.
Having limited mobility or not being as fit as you would like.
A faster takeoff from an intersection would be beneficial to you, especially in the Adelaide CBD.
Electric bikes may be the ideal solution for you (to prevent traffic jams, be able to park...