AMC Entertainment Holdings Inc. boss Adam Aron said the theater chain would accept ether, bitcoin cash and litecoin alongside bitcoin for ticket purchases, as cryptocurrencies gain acceptance among mainstream investors and companies. “Cryptocurrency enthusiasts: you likely know @AMCTheatres has announced we will accept Bitcoin for online ticket and concession payments by year-end 2021. I can confirm today that when we do so, we also expect that we similarly will accept Ethereum, Litecoin and Bitcoin Cash,” Aron said on Twitter on Wednesday. The company said in August that it would start accepting bitcoin, the most popular cryptocurrency, by the end of the year. Prices of bitcoin and ether were marginally down, while litecoin was up 1.7 percent. AMC’s shares, one of the so-called “meme stocks”, were down about 1 percent in premarket trading. “While I don’t think this is going to make any of these coins do any parabolic movements as a …