I use the Addon botaniq and in Blender 2.91 I have some weird looking pixels in the viewport. Only for a few trees. In Wireframe, Material Preview and Rendered view does it look normal but the solid view is buggy ( incl. Studio / MatCap / Flat ).
Is that a Blender problem or a botaniq problem?
left 2.91.0 // right 2.90.0