Libraries and abstractions are good to the extent that you can trust them - there are some libraries that I trust more than my own code, and others I wouldn't t

Libraries and abstractions are good to the extent that you can trust them - there are some libraries that I trust more than my own code, and others I wouldn't touch with a 10-foot pole. On topic, Excel was always more solid and reliable than Word or Ppt, and it turns out that was no accident.