Life, the Universe, and Everything may be unavailable Monday evening

Thursday I received this e-mail at work.  It was part of a giant distribution list, so I don’t know exactly who the sender is, but it was clearly something everyone needed to be informed about.  The e-mail is reproduced here in its entirety.

Device42 Maintenance
Monday, June 5th
5:00PM – 7:00PM PDT
 
All,
 
 

Device42 will undergo maintenance from 5 PM – 7 PM PDT

When: 5.00PM PDT
Where: Device42
Impact: Device42 might be offline intermittently.

If I knew more about this (or, in fact, ANYTHING about this), I might be concerned.