Mr Kerr, who was an inaugural member of the Scottish Sports Hall of Fame in 2002 and has written several books on judo and its techniques, insisted he had no plans to slow down as he grew older.

BBC: Pensioner joins martial art elite

In his latest missive on the subject he tells us that the State Department has insisted that the designs be taken down off the internet.

FORBES: The 'Liberator' Plastic Gun And The Export Regulations Take Down Of It

"We will not be bringing down the shutters on the riding school on the 31st of March, " he insisted.

BBC: Cardiff council tax freeze plan amid ?22m of budget cuts