It’s only a fallacy when there is not evidence given that each step leads to the next.
A slippery slope argument is perfectly valid when evidence is provided.The fallacy is in the implicit and unexamined assumption that a must lead to b.
E.g
Taking heroin once is obviously a slippery slope to becoming a heroin addict because taking it once causes you to crave taking it again.
It’s only a fallacy when there is not evidence given that each step leads to the next. A slippery slope argument is perfectly valid when evidence is provided.The fallacy is in the implicit and unexamined assumption that a must lead to b.
E.g
Taking heroin once is obviously a slippery slope to becoming a heroin addict because taking it once causes you to crave taking it again.