Python doesn't actually have a mark and sweep GC. The way the cycle collecting GC works is not mark and sweep. It's actually implemented in terms of the reference counts was something that surprised me a lot when I learned it. Instagram could turn off the GC and instantly run out of memory, right? Right. So these are just for those more ones. And I guess that's because it's already different from the normal allocation pattern that we see for Python objects That they tend to be small at the point where you're getting bigger ones,. We might not have as good of information about what's going on with that allocation. Okay. But yeah, but normally when people say that you see