Currently it inserts the following when hitting reply:
-------- Original Message -------- On DDDD, MM/DD/YY at hh:mm Sender wrote:
Why a Swiss company chose the worst date format, I don't really understand... but the information is also too condensed.

It would be nice if we could switch to a more precise default insert, like some other email services use:

From:
To:
Sent: YYYY-MM-DD hh:mm(:ss)
Subject: