25 years since first email attachment
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25 years of email attachments

10 March 2017 Last updated at 16:00 GMT

It is 25 years since the invention of Mime, or Multipurpose Internet Mail Extensions - the system we use to send email attachments today.

Since 1992, people have gone on to send rather a lot of them, as the BBC's Rory Cellan-Jones explains.