Stop buying more RAM. Start using better Data Structures. Bat-Bit is a high-performance C++ extension for Python that replaces standard Sets, Lists, and Objects with efficient Sparse Bitsets and Columnar Storage. 📉 Impact: 99% Less Memory for massive integer sets. 80% Less Memory for Object/Entity storage. 10x Faster insertions using Parallel Batching. Perfect for Data Science, High-Frequency Trading, and IoT processing. pip install bat-bit