In a preliminary hearing last year at the Technology and Construction court at the Royal Courts of Justice in London, Mr Zennstrom and his wife Catherine said the house in the exclusive estate of Crowsport was so poorly constructed it was simply "not fit for habitation".

BBC: Niklas Zennstroem

It was heard this morning in Court 73 of the Royal Courts of Justice.

BBC: Parties, power and the press

Mr Lawley Wakelin, who made a film called The Alternative Iraq Enquiry, brought proceedings in Court 73 of the Royal Courts of Justice to a halt.

BBC: Protester enters Leveson court room