"One sits on it either straight-backed, as though at a festive dinner party, or hunched painfully forward, as though one just failed an exam. All according to the situation, your inclination or your inborn characteristics." Johannes Wulff 'Paa cykle' 1930
Now I'm all in favour of the aesthetic pleasures of a 'sit up and beg' bicycle. Nothing beats it, in my opinion. That's how I prefer to ride. The Copenhagener above takes the passion to a whole new level on her 8-ball bike. And she makes it work. Funky style and cheeky attitude.