With the return of Keith Gill – the trader best known as “Roaring Kitty” – market speculation surged, yet the potentially short-lived nature of the rally presents a case for meme stocks to sell.To be sure, the explosive rally for enterprises like cineplex operator AMC Entertainment (NYSE:AMC) was nothing short of impressive. At the same time, the collapse has been rapid. Not only that, after-hours trading indicates continued volatility could be in the works.That’s not a great situation for the meme trades, ...