A lot comes down to timing. More and more law firm partners these days are digital natives who grew up using computers. They're accustomed to using really good software, and they expect the same in their workplace.
I definitely got that impression reading the reviews of the OP's product. An associate comparing it to "a polished Apple product" shows the younger generation is used to decent software and would appreciate it at work.
(To other commenters, this is not an invitation to dunk on Apple. Please keep discussion on track)
(To other commenters, this is not an invitation to dunk on Apple. Please keep discussion on track)