It's funny how eBay still did better stewardship of Skype than Microsoft.
https://www.statista.com/chart/1417/skype-usage/
What is your criteria for stewardship ?
Skype under Microsoft had only seen sidelining and feature & platform regress, while it was a thriving product during eBay ownership. It may not be obvious from the bar graphs but it was apparent when one used the product.