They used Twitter and Facebook to announce their engagement.
And the royal family has taken to electronic means once again to send out Prince William and Kate Middleton's wedding invitations.
'Save the date' faxes have been sent out by Buckingham Palace to Europe's major royal families, asking them to keep April 29 free for the special day.
Although more traditional gold-embossed handwritten cards will be sent to the 1,800 guests next month, protocol dictates that sovereigns are given earlier warning.
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