I rode one of these in Frankfurt Germany in 1996 or so. I thought it was great but could understand why they might be considered a safety hazard (note that thi

I rode one of these in Frankfurt Germany in 1996 or so. I thought it was great but could understand why they might be considered a safety hazard (note that this was in an international bank and we rode it between the stock-trading floor and the server rooms in the basement.