• What is the main approach to solving the problem that locks don't lock anything?
• Describe the concept of scalability in the context of concurrent programming
• How does a naive locking mechanism affect the scalability of a concurrent program?
• What are approximate counters, and how do they help with the problem of scalability in concurrent programming?
• Are lock-free data structures possible in Python? Why or why not?
• What is a mutex-free concurrent data structure, and how is it different from a concurrent lock-based one?
• What is the RCU technique, and what problem does it solve for mutex-free concurrent data structures?