It would be useful if the number of decimal places in the weight field was not linked to the quantity.
For example if you limit the number of decimal places to 2 in quantity which is useful if you sell 1 of a box of 100 ie 0.01 but then if the item weighs 3 gram you can not do 0.003 Kg.
As we are going to be putting more information on packing notes and invoices for export this would be helpful