> I would prefer this wait until 3.18, for purely selfish reasons, as we've > already released a beta for 3.17.
The postponing is ok for me ... but afterwards you have the breaking changes anyways and the Vaadin guys (or you?) have to do the chart modifications twice ... or Vaadin might be stuck on 3.17 ... On the other hand ... I don't know to what degree POI is part of Vaadin, but POI 4.0 would lift the Java minimum [1] Andi [1] https://vaadin.com/vaadin-documentation-portlet/framework/installing/installing-java.html
