I am German, so I may also have a different experience, based on the common base language the Swiss and I are speaking.
Schwytzerdütsch seems to posses a tendency to use long vowels, and this also bleeds into Swiss people speaking “normal” German, which gives a very distinct stretched kind of pronunciation.
This might have caused part of the stereotype.
Might be that they are additionally often speaking extra slow on purpose when speaking German to a German, so that we have a better chance to understand what they are saying.
I am German, so I may also have a different experience, based on the common base language the Swiss and I are speaking.
Schwytzerdütsch seems to posses a tendency to use long vowels, and this also bleeds into Swiss people speaking “normal” German, which gives a very distinct stretched kind of pronunciation.
This might have caused part of the stereotype.
Might be that they are additionally often speaking extra slow on purpose when speaking German to a German, so that we have a better chance to understand what they are saying.