Spotfire Ideas Portal
See attached.
With grid lines in background of this bar chart, it's not very visible or useful. Transparency helps, but still not ideal. Allowing grid lines to be in foreground would help. Also should allow changing color of grid lines so chart is less busy (example attached). This is cited in Edward Tufte's "Visual Display of Quantitative Information" (https://infovis-wiki.net/wiki/Data-Ink_Ratio)