Python's Global Interpreter Lock (GIL) limits concurrent performance

The GIL remains unresolved, forcing developers to use workarounds like multiprocessing or rewrite performance-critical code in other languages. This blocks real-time applications and makes Python non-competitive for high-concurrency workloads.

Sources

• https://moldstud.com/articles/p-what-are-the-top-challenges-faced-by-python-developers
• https://dev.to/neil_brown_4c355cb16f17f2/why-it-sucks-to-be-a-python-developer-in-2025-25j3
• https://blog.jetbrains.com/pycharm/2025/08/the-state-of-python-2025/

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