Guys, right now, the hard badge is impossible to earn as the latest flash update broke it. He says so in the description. Hopefully it will be fixed in the future! Currently, if you want to earn the badge, the only way to do so is to downgrade your flash player to something like 10.3.
 "Vector Runner Remix")
 "Vector Stunt")
 "Papa's Hot Doggeria")
Yes, I can definitely consider adding a keyboard key in an update. Thanks!