.......... and will dish myself a portion of umbel pie. Don't think those 'goodies were in the plans when I last looked at them so maybe the OGP influence won the day. The energy absorption must be compromised by the tank to some extent I am sure. the seat has to 'stroke' to absorb the energy but maybe you have to duck your head whilst seated and make the most of the view over the heads of rows 1 & 2?
G.