(01 Jan 2015, 6:35 pm)DaveyBowyer wrote Or, how about they do a Lothian and install security vaults with clear and well published fare stages? That would quite a way in solving reliability issues on the 21. Change giving is one of the most common factors causing delays on very popular trunk road routes/I like what Bus Companies in Dublin do, correct change only fare boxes, if you aint got the right change, tough...
Whether they still do that, I dont know, I dont remember it being used when I went to Dublin in 2011, though it was in use when I went in 1998