Prices will come down, there will only be so many people that can afford the higher prices and people will have to lower price to sell them, plus with more coming onto the market. I am glad to hear they are being bred locally too but I suspect it was stock that was already in the country before the importers imported them recently, who knows though Well someone does.
Just for comparison Frontosa started out at $200 a fish at 2-3cm and now they are $10-15.