Here’s why: Modern Instagram algorithms detect bots quickly and delete these accounts. Sometimes Instagram can even block your own account for having such followers. According to Instagram Community guidelines, buying fake followers is officially banned and is considered fraudulent.
Once you have 10k followers, Instagram will make it easier for you to get people to your website via Stories with the swipe up to link feature. Swipe up is the only way to get a direct link from your Instagram to your other web properties. And, it’s available in STORIES, if you have 10k followers.