The summary is buried on page 11 in this sentence: > There are almost certainly many other large and small, obvious and subtle reasons for the difficulty of le

The summary is buried on page 11 in this sentence: > There are almost certainly many other large and small, obvious and subtle reasons for the difficulty of learning and using Rust’s Ownership type system, but these three (Rust’s different paradigm, unhelpful error messages, and the incompleteness of the borrow-checker) are the most apparent from the works surveyed here.