I would love to see an icon for presentations or a keynote
Use case: I'm a speaker and my website usually points to presentations i have done, or will do.
Some ideas for icons can be seen on the Noun Project: http://thenounproject.com/noun/presentation/#icon-No3059
+1. anther good example: https://www.iconfinder.com/icons/263771/data_graphic_outcome_performance_presentation_results_visualization_icon#size=128