AndrewAndrew 88.7k66 gold badges100100 silver badges188188 bronze badges two I might go with that. It is a use that is worth learning about -- adequate so that you could make an knowledgeable determination about when to implement it. For a closer examine an important cultural artifact, it is possible to https://share.evernote.com/note/2c41597a-5255-392d-5c16-2ebbd2d5ba50