Sign me up. Having to double-click pre-entered data, to overwrite it, is an annoyance. Although, I agree with @Abeiku, the ability to optimize that workflow may be limited.
I also agree with the original suggestion.
Resolved in the latest version (19.2.47)
An annoyance solved/removed. I sincerely hope that you continue to solve more of these annoyances like showing only unpaid customer/supplier invoices when booking banktransactions and the corresponding unpaid balance.