It’s not entirely clear. The rise from 2.5mm to 4.7mm appears to include bug fixes but also additional scope that wasn’t covered under the 2.5mm. So it’s hard

It’s not entirely clear. The rise from 2.5mm to 4.7mm appears to include bug fixes but also additional scope that wasn’t covered under the 2.5mm. So it’s hard to say how much of the additional 2.2mm was due to bugs (if any) and how much was due to the added scope.