Net Send in Windows Vista

You might find yourself looking for "net send" in Vista and wonder where it went?  Before you flip out, there is a solution.  Use MSG.exe

C:\Windows\system32>msg /?
Send a message to a user.

MSG {username | sessionname | sessionid | @filename | *}
[/SERVER:servername] [/TIME:seconds] [/V] [/W] [message]

  username Identifies the specified username.
sessionname The name of the session.
sessionid The ID of the session.
@filename Identifies a file containing a list of usernames,
sessionnames, and sessionids to send the message to.
* Send message to all sessions on specified server.
/SERVER:servername server to contact (default is current).
/TIME:seconds Time delay to wait for receiver to acknowledge msg.
/V Display information about actions being performed.
/W Wait for response from user, useful with /V.
message Message to send. If none specified, prompts for it
or reads from stdin.

C:\msg /server:brad-dc-01 console "You're machine needs to be rebooted."