A Slice of Genuine Tuscany in Vienna, and I speak as Italian. As an Italian who lived in Florence for over a year, I have very high standards for Tuscan cuisine. La No didn't just meet them — it transported me back to a traditional trattoria in the heart of Italy. The Vibe: The atmosphere is wonderfully casual. It has that authentic, welcoming feel of a place that doesn't need to overdress because the quality of the…