Rather than classifying this as Dropbox's brilliance, it might be more prudent to point out the lack of diligence and thoroughness in user experience modeling o

Rather than classifying this as Dropbox's brilliance, it might be more prudent to point out the lack of diligence and thoroughness in user experience modeling on part of other software vendors. It is bloody obvious than a guided tour of a program or a service is a really good idea. Anyone who ever tried using their own software while pretending to be an uninitiated user can attest to that.