'The challenge will always be there', that's what SEGA said.
Go back to playing those games that used to keep you awake at night through the most powerful web emulator available, with gamepad/joystick support, ability to save/load games, capture video and images, change shaders, etc
Play Master System games like Out Run, Ghouls'n Ghosts, Space Harrier 3-D, Alex Kidd in Miracle World, Golden Axe Warrior, Fantasy Zone II, Psycho Fox, Marble Madness, Sonic the Hedgehog, Phantasy Star ...