A petri dish of human brain cells is currently playing Doom. Should we be worried?

The Guardian 

'As soon as we got Pong to work, people said: 'When are you going to do Doom?' a biological computer playing the 90s video game. 'As soon as we got Pong to work, people said: 'When are you going to do Doom?' a biological computer playing the 90s video game. A petri dish of human brain cells is currently playing Doom. Scientists in the US have uploaded a fruit fly to a computer simulation, while an Australian lab has taught neurons on a glass chip to play a 90s video game. How long before we are all living in a sci-fi movie? I t sounds like the opening of a sci-fi film, but US scientists recently uploaded a copy of the brain of a living fly into a simulation.