It's just as likely that you'll know Acetrax from the video services it's behind, as from its own branded offerings. Regardless of how you might use the service, its owner Sky is pulling the plug on June 21st. Impact to pay-per-view customers should mean nothing more than looking elsewhere, but those who bought titles outright will need to download them before the cutoff (there are a bunch of caveats though). The same goes for account credit -- either use it, or face the hassle of claiming it back after the fact. There's an FAQ on the website outlining the best course of action depending on your situation, so we'd suggest you head there first before working your way through your rental library.