This is also true, I would say it's a combo of the two. The more new things at once the more likely it is that you'll be working with something without a good c

This is also true, I would say it's a combo of the two. The more new things at once the more likely it is that you'll be working with something without a good correlation to something in your previous experience. But at the same time having a broader and richer base of experience will make it more likely that you'll have an easier go of it for any of those individual things.