"Plus they're now moving Python, .NET and other specific extensions towards closed source." They are also adding Python support to Excel, which means that the

"Plus they're now moving Python, .NET and other specific extensions towards closed source." They are also adding Python support to Excel, which means that the layman now has a intuitive way to use a Python function to plot graphs inside their favorite workbook. In other words, now you no longer need those extra machine learning Python devs, when Bob the accountant can plot fancy graphs for you. Talk about extending an open source project just to incorporate it into the Borg that is closed-source Excel.