private static async Task Main()
{
var asyncDisposable = new AsyncDisposable();
await asyncDisposable.DisposeAsync();
_ = new ExampleClass("test").WriteSpans().DoSerialize();
await ExampleClass.DoAsyncNumbersAsync();
Console.WriteLine($"The character 7 {('7'.IsLetter() ? "is" : "is not")} a letter");
}
