In the latest quarter to 31 March, cash burn was £4.3m, or some £50,000 a day. The pre-tax loss for the quarter shrank to £14.2m from £18.6m, on sales down to £1.2m. Losses for the year to 31 March narrowed to £39.9m from £143.1m but sales fell by two-thirds to £5.4m from £15.1m.