Why are there dashes in a .NET GUID?

Question

Why are there dashes in a .NET GUID? Are there dashes in most implementations of a GUID, or is it just a Microsoft thing?

Signed,

741ecf77-9c92-4435-8e6b-859

Answer 1

Just about every visual represenation of a guid that I've seen uses the dashed format. It's much easier on the eyes.