Is 4:55 the perfect speedrun? Super Mario Bros. World Record Explained

Previous video: https://youtu.be/_FQJEzJ_cQw Update: Kosmic got a 4:55.646 on January 18th, 2020: https://www.youtube.com/watch?v=1wR8x5b_ExM - Patreon: https://www.patreon.com/bismuth9 - Twitch: https://www.twitch.tv/bismuth9 - Twitter: https://twitter.com/Bismuthi - Discord https://discord.gg/HuVcquK tavenwebb2002 got a 4:55.746 on August 3rd, 2019: https://www.youtube.com/watch?v=IuVLtaB8uQk somewes - Twitch: https://www.twitch.tv/somewes - YouTube: https://www.youtube.com/user/somewes - Twitter: https://twitter.com/somewes - Minus World Ending WR: https://youtu.be/m-xajkj9ZNo Kosmic - Twitch: https://www.twitch.tv/Kosmic - YouTube: https://www.youtube.com/user/Kosmicd12 - Twitter: https://twitter.com/kosmicd12 - Warpless WR: https://youtu.be/X4UbpLp7DzU - Glitchless WR: https://youtu.be/vzFWH0mJOw0 Super Mario Bros. Leaderboards: https://www.speedrun.com/smb1 Frame Count spreadsheet: https://docs.google.com/spreadsheets/d/1O9c0ITzt1JRhfwcUFvcQpG_Dh0G9X8xm6hJttVG0-oU Other speedrunners featured in this video: darbian (4:56.528) - PB: https://www.youtu.be/Wf9zPeN2va4 - Twitch: https://www.twitch.tv/darbian - YouTube: https://www.youtube.com/user/darbianSRL - Twitter: https://twitter.com/darbianSRL StuckInAPlate (4:56.978) - PB: https://youtu.be/gpyndKa68v8 - Twitch: https://www.twitch.tv/StuckInAPlate - YouTube: https://www.youtube.com/channel/UCHvnmNVumKz2asPLWNFhbPA - Twitter: https://twitter.com/StuckInAPlate GTAce (4:57.144, 8-4 IL WR) - Twitch: https://www.twitch.tv/gtace99 - YouTube: https://www.youtube.com/channel/UCkJnJN-r2wRfsfSr8aQmb_A - 8-4 IL WR: https://youtu.be/9IDsuy-Rbfc andrewg (4:57.294) - PB: https://.youtu.be/e5sbNLBH0aQ - Twitch: https://www.twitch.tv/andrewg1990 - YouTube: https://www.youtube.com/user/andrewg1990 - Twitter: https://twitter.com/AndrewgSpeedrun HappyLee (Author of the TAS) - TAS (4:54.032): http://tasvideos.org/1715M.html - RTA Rules TAS (4:54.282): https://youtu.be/zD91XrobuJQ - YouTube: https://www.youtube.com/user/HappyLee12 Special Thanks, for helping in some manner: ? Kosmic somewes HappyLee darbian StuckInAPlate GTAce99 andrewg micro500 theballaam96 trud Znernicus