I was suckered in by the time travel paradox which thoroughly turns physics on its head. Spoiler alert, you can go back in time and change someone elses universe but not your own. The black and white toads are nice. Tail gating plane are on the edge of madness. The quantum computing of molecules is ticking off some really bizarre ones. The people asking for low carbon grid cities really need to have their minds reset in my opinion. My memory is so sad. MP4 recording     MP3 recording -- -- Your browser does not support the audio element.