Real physical layers are quite vulnerable to this type of disruption and we actually mitigate this by paying rather high costs at the bit encoding level: https

Real physical layers are quite vulnerable to this type of disruption and we actually mitigate this by paying rather high costs at the bit encoding level: https://en.wikipedia.org/wiki/8b/10b_encoding https://en.wikipedia.org/wiki/8b/10b_encoding https://en.wikipedia.org/wiki/64b/66b_encoding https://en.wikipedia.org/wiki/64b/66b_encoding https://en.wikipedia.org/wiki/Scrambler https://en.wikipedia.org/wiki/Scrambler