Emails that get sent with high priority flags in #academia :
- the dishwasher is now working again
- there is cake in the kitchen fridge
Emails that get sent without high priority flags in #academia :
- if you don't reply to this email by the end of the day, your colleague will lose their job

I once told someone once that I hardly read high priority emails because they are always among the least important emails I get, and they were genuinely shocked.