A primary benefit is privacy and the knowledge your data won't contribute to the opaque power of Facebook algorithms, such as its infamous "people you may know" feature.But in reality, privacy experts told Insider, deleting and blocking this small amount of data is one drop in the ocean compared to what else Meta has on you, regardless of whether or not you use its apps.For example, Meta harvests information on what people do outside its apps through Pixel, a piece of code that tracks what they do on different websites."Facebook was keeping a sort of profile on you, even if you didn't have a Facebook account, composed of data gathered through things like Facebook Pixel.But, she says, while it's positive that Meta now lets you block this information, "that's just two strings of data.""