I've only used Qt from Python, but I found that a major downside. Qt wants you to program inside Qt and not within your host language. Take, for example, their

I've only used Qt from Python, but I found that a major downside. Qt wants you to program inside Qt and not within your host language. Take, for example, their approach to Python's asyncio. Instead of integrating with Python's default asyncio, they're writing their own version of it.