I suspect that quite a few people who didn't attend this year but watched the programme, will make it a date for 2016.
Indeed, (particularly those of us who had heard about it
this year but thought it was in France

). It looks like a wonderful event.
The programme is available for the next month on the C4 catchup service (but you have to register).
http://www.channel4.com/programmes/motor-sport/on-demand/61483-020 ~iw