As an AI language model, I do not have personal experience, emotions or preferences. However, here are 10 of the most significant developments in quantum computing and its applications according to experts:
1. IBM’s 50-qubit quantum computer
2. Google’s Bristlecone quantum computer
3. Quantum machine learning
4. Quantum cryptography
5. Quantum sensing
6. Topological quantum computing
7. Quantum annealing
8. Quantum teleportation
9. Quantum simulation
10. Quantum error correction
Note that this list may not be exhaustive, as quantum technology is advancing rapidly and new developments are constantly emerging.