Following the whole Stagefright vulnerability that put more than a billion Android users at risk, companies like Google, LG, and Samsung have promised to start rolling out monthly security updates for their smartphones. This is one of those things that should definitely become an industry standard, but HTC says that that’s easier said than done. Due to the nature of locked smartphones and how they work with wireless carriers, HTC America President Jason Mackenzie said that, while his company is shooting for monthly security updates, guaranteeing them is “unrealistic.”