Why is this significant? Alcohol can affect judgement, but so can fatigue, depression or lust. We're humans. Our brains are housed in our bodies and we have

Why is this significant? Alcohol can affect judgement, but so can fatigue, depression or lust. We're humans. Our brains are housed in our bodies and we have to make decisions under all kinds of physical influences all the time. Barring being in a fanatical teetotaler culture, why does it matter that there's a record of him writing an email while moderately drunk? Business gets done in bars, lounges and karaoke places all over the world. It's not like he made a spontaneous marriage proposal or signed up for the military. It was just a damned email, and a satisfactory one at that.