That's a very astute observation but as you suggest not so applicable to other sectors such as bands or solo artists. People will still shell out big money to see their fave artist particularly when they haven't played in the UK for a while. Back in October I paid £96 for a seated Metallica...
And therein lies the potential for something good to arise from an unfortunate situation. Just maybe the fall out from people struggling to get refunds might just kick start the government to address the scandal that is the ticketing resale market.