The document discusses the growing demand for data visualization and Tableau experts. It notes that by 2020, the world will generate 50 times more data than in 2011 and there will be shortages of over 140,000 data analytics professionals in the US by 2018. Tableau has emerged as a leading data visualization tool, with over 42,000 customer accounts. Learning Tableau is advantageous as the median salary for Tableau professionals is $106,000 and the demand for skills in data visualization and Tableau is surging.