Add comment or note related to a visual or for entire page. Text only shows when you hover over the icon.
This is absolutely necessary, and would make it so we wouldn't have to add another page to the report (or use up a ton of the report canvas) with notes and source links (such as the second page of the example report at https://powerbi.microsoft.com/en-us/blog/visual-awesomeness-unlocked-pulse-chart/)
