Are we a generation away from triple barrelled surnames being commonplace?

[Del Lardo]

When I was growing up double barrelled surnames were generally only for toffs and the occasional weird kid but noticed that approximately half of the women I know who have been married in the last 5 years have gone for a double barrelled maiden name-husbands surname combo.

Surely if the trend continues in a few generations people will have to spend half an hour writing their name out