This is an enhancement request (ie no bug)
When the legend entry for a series is hovered the series is drawn in bold.
Would it be possible to also do the same for the relevant y-axis scale to make it easier to identify which axis is relevant for the series?
epezent
commented
3 years ago 
This is an enhancement request (ie no bug) When the legend entry for a series is hovered the series is drawn in bold. Would it be possible to also do the same for the relevant y-axis scale to make it easier to identify which axis is relevant for the series?