Many thanks for your inputs. The problem is that the more technical the machine becomes, the more costly the research and development. I have found that doing R and D as a one man band does not pay, but once you have the bug (pardon the pun) it is dificult to stop.( Nobody interested in the worlds most eficient wind turbine is there with a tip loss factor of less than 3%. or what about a number plate that cant be photographed or a little electical device that makes men irristable to any woman! Any of these items are available from Bug house, just send a sae enclosind a ten pound note
