The article EXPLICITLY states:
> Of those, roughly 95 percent were identified by the company’s spam-fighting automation tools
So yes, your hunch is right, but it's also mentioned in the article.
So yes, your hunch is right, but it's also mentioned in the article.
> Twitter said about 75 percent of the blocked accounts this year were spotted before a single tweet was sent
So the impact to average users is probably not very substantial.
Yes