The OP was asking about Irish Gaeilge as an alternative to Scottish Gàidhlig because he couldn't find any Scottish Gàidhlig learning sources.
He is perfectly free to learn Gaeilge of course, but if he wants to learn Gàidhlig, there's nothing stopping him. I don't think it's an easy route to learn Irish Gaeilge first if you want to learn Scottish Gàidhlig. I had my first Gàidhlig lessons in 1970 at the age of 10, and I am still learning the one language 40 years later!
Here is a refresher list of FREE online resources:
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