The person who decided on the name Program Files (x86) should be required to type it several hundred times a day as punishment
C# feature just merged for preview 4: ability to have arbitrary Task-like returns in async methods. In other words: async ValueTask<T> Go()
The job of the interviewer isn't to trick, befuddle or confuse candidates. It's to get the best performance possible out of the candidate.
The error message for calling a method with 8+ overloads having 8+ parameters should be "You brought this upon yourself".