Of course Mario 64 was never at risk of actually dying, but things were close to getting messy there. As the video says there was a time when carpetless was possible for humans but extremely difficult to hit, they had a setup but it sucked. If they hadn't found the better setup, it likely would've resulted in a category split for 120 Star With Carpet, and 120 Star Carpetless.
Of course Mario 64 was never at risk of actually dying, but things were close to getting messy there. As the video says there was a time when carpetless was possible for humans but extremely difficult to hit, they had a setup but it sucked. If they hadn't found the better setup, it likely would've resulted in a category split for 120 Star With Carpet, and 120 Star Carpetless.