QUESTION ABOUT X MARKETING

How do “X Lists” and “algorithmic follower targeting” work together to build niche audiences and what specific list curation strategies (e.g., “competitor followers,” “hashtag lurkers,” or “engaged commenters”) yield the highest follower to customer conversion rates for B2B tech startups?
What are the technical limitations of X’s API v2 for bulk list management and how do marketers bypass rate limits using “multi-account rotation” or “proxy-based scheduling” without triggering account suspension?