In what’s arguably Canada’s most affluent and prestigious neighborhood — Toronto’s ultra-pricey Bridle Path, often dubbed “Millionaire’s Row” — a new listing hit the market the other week. The asking price: a whopping $29,800,000 CAD (or about $21,680,000 US). But it’s not just the price that stands out. The massive 17,000-square-foot mansion has a distinctly modern feel, which...