Upthread somebody asserted modern toasters have no unnecessary components (see also: https://en.wikipedia.org/wiki/Muntzing https://en.wikipedia.org/wiki/Muntzi

Upthread somebody asserted modern toasters have no unnecessary components (see also: https://en.wikipedia.org/wiki/Muntzing https://en.wikipedia.org/wiki/Muntzing) and this sentence is saying "not all toasters have only the minimal required components".