In academia too, when you pass a certain threshold of seniority, your emails become like this:
```
FROM: $ProfBigShot
TO: $PoorPhDStudent
Come visit me tomorrow at 2pm
Sent from my iPhone
```
```
FROM: $ProfBigShot
TO: $PoorPhDStudent
Come visit me tomorrow at 2pm
Sent from my iPhone
```
Show up, prof is busy, says they meant the next day/hour/etc