When hovering on a link in the Sankey chart version 3.0.3, the tooltips for the "Weight" value are unformatted. I.e., there is no Commas appearing on the number, for example, despite having formatted the column/measure used accordingly. Weirdly formatting seems to work on the source / destination tooltips, see below:
On a link:
On a source/destination:
This makes it very hard to read the numbers for the Links.