My understanding of the situation is that funding and central support for the visitor centre project was suddenly withdrawn soon after NR became a direct part of the DfT in September 2014. Seperately the North Queensferry centre plans came under fierce and sustained resistance from local residents who were concerned about the impact the site would have on the village. The plans for the south side visitor centre/climbing experience continue to be developed with a degree of support from the Scottish Government, though I don’t know whether they have actually provided any any financial backing...