You don’t need a 1989 VCR or a child genius. To emulate Sheldon’s challenge (record two streams, play one file) on a Linux or macOS machine:
Most media players and streaming devices have specific requirements for file containers (like MP4 or MKV) and codecs (like H.264 or HEVC). If your source file for S02E11 isn't playing correctly on your smart TV or tablet, FFmpeg can fix it without losing quality. young sheldon s02e11 ffmpeg