Very nice… using visualisation everywhere in the IDE could be extremely interesting…Hi,The GTInspector just became a performance analysis tool, too. You can simply inspect a MessageTally and you get several useful views that help you identify performance problems.You can read a more detailed description here:http://www.humane-assessment.com/blog/assessing-pharo-performance-with-gtinspector/
As an appetizer, I attached a screenshot with a Graph-ET chart (thank you Daniel Aviv for developing this engine).